15790280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2111}}^1$

素因数の和:2150

約数の個数: 64

約数和(自身を含む): 41057280

約数和(自身を除く): 25267000

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 2111, 3740, 4222, 7480, 8444, 10555, 16888, 21110, 23221, 35887, 42220, 46442, 71774, 84440, 92884, 116105, 143548, 179435, 185768, 232210, 287096, 358870, 394757, 464420, 717740, 789514, 928840, 1435480, 1579028, 1973785, 3158056, 3947570, 7895140, 15790280]

約数ペア:

[(1, 15790280), (2, 7895140), (4, 3947570), (5, 3158056), (8, 1973785), (10, 1579028), (11, 1435480), (17, 928840), (20, 789514), (22, 717740), (34, 464420), (40, 394757), (44, 358870), (55, 287096), (68, 232210), (85, 185768), (88, 179435), (110, 143548), (136, 116105), (170, 92884), (187, 84440), (220, 71774), (340, 46442), (374, 42220), (440, 35887), (680, 23221), (748, 21110), (935, 16888), (1496, 10555), (1870, 8444), (2111, 7480), (3740, 4222)]