531080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 1399680

約数和(自身を除く): 868600

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 71, 85, 88, 110, 136, 142, 170, 187, 220, 284, 340, 355, 374, 440, 568, 680, 710, 748, 781, 935, 1207, 1420, 1496, 1562, 1870, 2414, 2840, 3124, 3740, 3905, 4828, 6035, 6248, 7480, 7810, 9656, 12070, 13277, 15620, 24140, 26554, 31240, 48280, 53108, 66385, 106216, 132770, 265540, 531080]

約数ペア:

[(1, 531080), (2, 265540), (4, 132770), (5, 106216), (8, 66385), (10, 53108), (11, 48280), (17, 31240), (20, 26554), (22, 24140), (34, 15620), (40, 13277), (44, 12070), (55, 9656), (68, 7810), (71, 7480), (85, 6248), (88, 6035), (110, 4828), (136, 3905), (142, 3740), (170, 3124), (187, 2840), (220, 2414), (284, 1870), (340, 1562), (355, 1496), (374, 1420), (440, 1207), (568, 935), (680, 781), (710, 748)]