130909360

素因数分解:

$2^4\times 5^1\times {\mathrm{1636367}}^1$

素因数の和:1636380

約数の個数: 20

約数和(自身を含む): 304364448

約数和(自身を除く): 173455088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1636367, 3272734, 6545468, 8181835, 13090936, 16363670, 26181872, 32727340, 65454680, 130909360]

約数ペア:

[(1, 130909360), (2, 65454680), (4, 32727340), (5, 26181872), (8, 16363670), (10, 13090936), (16, 8181835), (20, 6545468), (40, 3272734), (80, 1636367)]