8444920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1129}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 21967200

約数和(自身を除く): 13522280

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, 1129, 1496, 1870, 2258, 3740, 4516, 5645, 7480, 9032, 11290, 12419, 19193, 22580, 24838, 38386, 45160, 49676, 62095, 76772, 95965, 99352, 124190, 153544, 191930, 211123, 248380, 383860, 422246, 496760, 767720, 844492, 1055615, 1688984, 2111230, 4222460, 8444920]

約数ペア:

[(1, 8444920), (2, 4222460), (4, 2111230), (5, 1688984), (8, 1055615), (10, 844492), (11, 767720), (17, 496760), (20, 422246), (22, 383860), (34, 248380), (40, 211123), (44, 191930), (55, 153544), (68, 124190), (85, 99352), (88, 95965), (110, 76772), (136, 62095), (170, 49676), (187, 45160), (220, 38386), (340, 24838), (374, 22580), (440, 19193), (680, 12419), (748, 11290), (935, 9032), (1129, 7480), (1496, 5645), (1870, 4516), (2258, 3740)]