317152040

素因数分解:

$2^3\times 5^1\times {\mathrm{7928801}}^1$

素因数の和:7928812

約数の個数: 16

約数和(自身を含む): 713592180

約数和(自身を除く): 396440140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7928801, 15857602, 31715204, 39644005, 63430408, 79288010, 158576020, 317152040]

約数ペア:

[(1, 317152040), (2, 158576020), (4, 79288010), (5, 63430408), (8, 39644005), (10, 31715204), (20, 15857602), (40, 7928801)]