915289360

素因数分解:

$2^4\times 5^1\times {\mathrm{11441117}}^1$

素因数の和:11441130

約数の個数: 20

約数和(自身を含む): 2128047948

約数和(自身を除く): 1212758588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11441117, 22882234, 45764468, 57205585, 91528936, 114411170, 183057872, 228822340, 457644680, 915289360]

約数ペア:

[(1, 915289360), (2, 457644680), (4, 228822340), (5, 183057872), (8, 114411170), (10, 91528936), (16, 57205585), (20, 45764468), (40, 22882234), (80, 11441117)]