78092420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{557803}}^1$

素因数の和:557819

約数の個数: 24

約数和(自身を含む): 187422144

約数和(自身を除く): 109329724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 557803, 1115606, 2231212, 2789015, 3904621, 5578030, 7809242, 11156060, 15618484, 19523105, 39046210, 78092420]

約数ペア:

[(1, 78092420), (2, 39046210), (4, 19523105), (5, 15618484), (7, 11156060), (10, 7809242), (14, 5578030), (20, 3904621), (28, 2789015), (35, 2231212), (70, 1115606), (140, 557803)]