12944440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11159}}^1$

素因数の和:11199

約数の個数: 32

約数和(自身を含む): 30132000

約数和(自身を除く): 17187560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 11159, 22318, 44636, 55795, 89272, 111590, 223180, 323611, 446360, 647222, 1294444, 1618055, 2588888, 3236110, 6472220, 12944440]

約数ペア:

[(1, 12944440), (2, 6472220), (4, 3236110), (5, 2588888), (8, 1618055), (10, 1294444), (20, 647222), (29, 446360), (40, 323611), (58, 223180), (116, 111590), (145, 89272), (232, 55795), (290, 44636), (580, 22318), (1160, 11159)]