157367020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191911}}^1$

素因数の和:191961

約数の個数: 24

約数和(自身を含む): 338532768

約数和(自身を除く): 181165748

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 191911, 383822, 767644, 959555, 1919110, 3838220, 7868351, 15736702, 31473404, 39341755, 78683510, 157367020]

約数ペア:

[(1, 157367020), (2, 78683510), (4, 39341755), (5, 31473404), (10, 15736702), (20, 7868351), (41, 3838220), (82, 1919110), (164, 959555), (205, 767644), (410, 383822), (820, 191911)]