15789440

素因数分解:

$2^7\times 5^1\times {\mathrm{24671}}^1$

素因数の和:24690

約数の個数: 32

約数和(自身を含む): 37748160

約数和(自身を除く): 21958720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 24671, 49342, 98684, 123355, 197368, 246710, 394736, 493420, 789472, 986840, 1578944, 1973680, 3157888, 3947360, 7894720, 15789440]

約数ペア:

[(1, 15789440), (2, 7894720), (4, 3947360), (5, 3157888), (8, 1973680), (10, 1578944), (16, 986840), (20, 789472), (32, 493420), (40, 394736), (64, 246710), (80, 197368), (128, 123355), (160, 98684), (320, 49342), (640, 24671)]