157220540

素因数分解:

$2^2\times 5^1\times {\mathrm{7861027}}^1$

素因数の和:7861036

約数の個数: 12

約数和(自身を含む): 330163176

約数和(自身を除く): 172942636

約数列:

[1, 2, 4, 5, 10, 20, 7861027, 15722054, 31444108, 39305135, 78610270, 157220540]

約数ペア:

[(1, 157220540), (2, 78610270), (4, 39305135), (5, 31444108), (10, 15722054), (20, 7861027)]