12205340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{87181}}^1$

素因数の和:87197

約数の個数: 24

約数和(自身を含む): 29293152

約数和(自身を除く): 17087812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 87181, 174362, 348724, 435905, 610267, 871810, 1220534, 1743620, 2441068, 3051335, 6102670, 12205340]

約数ペア:

[(1, 12205340), (2, 6102670), (4, 3051335), (5, 2441068), (7, 1743620), (10, 1220534), (14, 871810), (20, 610267), (28, 435905), (35, 348724), (70, 174362), (140, 87181)]