1253680

素因数分解:

$2^4\times 5^1\times {\mathrm{15671}}^1$

素因数の和:15684

約数の個数: 20

約数和(自身を含む): 2914992

約数和(自身を除く): 1661312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 15671, 31342, 62684, 78355, 125368, 156710, 250736, 313420, 626840, 1253680]

約数ペア:

[(1, 1253680), (2, 626840), (4, 313420), (5, 250736), (8, 156710), (10, 125368), (16, 78355), (20, 62684), (40, 31342), (80, 15671)]