7951240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1063}}^1$

素因数の和:1102

約数の個数: 64

約数和(自身を含む): 20684160

約数和(自身を除く): 12732920

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, 1063, 1496, 1870, 2126, 3740, 4252, 5315, 7480, 8504, 10630, 11693, 18071, 21260, 23386, 36142, 42520, 46772, 58465, 72284, 90355, 93544, 116930, 144568, 180710, 198781, 233860, 361420, 397562, 467720, 722840, 795124, 993905, 1590248, 1987810, 3975620, 7951240]

約数ペア:

[(1, 7951240), (2, 3975620), (4, 1987810), (5, 1590248), (8, 993905), (10, 795124), (11, 722840), (17, 467720), (20, 397562), (22, 361420), (34, 233860), (40, 198781), (44, 180710), (55, 144568), (68, 116930), (85, 93544), (88, 90355), (110, 72284), (136, 58465), (170, 46772), (187, 42520), (220, 36142), (340, 23386), (374, 21260), (440, 18071), (680, 11693), (748, 10630), (935, 8504), (1063, 7480), (1496, 5315), (1870, 4252), (2126, 3740)]