157530380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1125217}}^1$

素因数の和:1125233

約数の個数: 24

約数和(自身を含む): 378073248

約数和(自身を除く): 220542868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1125217, 2250434, 4500868, 5626085, 7876519, 11252170, 15753038, 22504340, 31506076, 39382595, 78765190, 157530380]

約数ペア:

[(1, 157530380), (2, 78765190), (4, 39382595), (5, 31506076), (7, 22504340), (10, 15753038), (14, 11252170), (20, 7876519), (28, 5626085), (35, 4500868), (70, 2250434), (140, 1125217)]