Is there any way to simplify(adsbygoogle = window.adsbygoogle || []).push({});

[itex]\sum_{n=1}^{\eta} \left(\sum_{p|n} \frac{1}{p} + \frac{1}{\prod_{p|n}p} \right) [/itex] for a known η, and where "p|n" is a prime that divides n, i.e. p is a factor of n?

Thanks

**Physics Forums | Science Articles, Homework Help, Discussion**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Nested Summations and Products

**Physics Forums | Science Articles, Homework Help, Discussion**