139549360

素因数分解:

$2^4\times 5^1\times {\mathrm{1744367}}^1$

素因数の和:1744380

約数の個数: 20

約数和(自身を含む): 324452448

約数和(自身を除く): 184903088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1744367, 3488734, 6977468, 8721835, 13954936, 17443670, 27909872, 34887340, 69774680, 139549360]

約数ペア:

[(1, 139549360), (2, 69774680), (4, 34887340), (5, 27909872), (8, 17443670), (10, 13954936), (16, 8721835), (20, 6977468), (40, 3488734), (80, 1744367)]