3156920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{467}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 7707960

約数和(自身を除く): 4551040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 467, 520, 676, 845, 934, 1352, 1690, 1868, 2335, 3380, 3736, 4670, 6071, 6760, 9340, 12142, 18680, 24284, 30355, 48568, 60710, 78923, 121420, 157846, 242840, 315692, 394615, 631384, 789230, 1578460, 3156920]

約数ペア:

[(1, 3156920), (2, 1578460), (4, 789230), (5, 631384), (8, 394615), (10, 315692), (13, 242840), (20, 157846), (26, 121420), (40, 78923), (52, 60710), (65, 48568), (104, 30355), (130, 24284), (169, 18680), (260, 12142), (338, 9340), (467, 6760), (520, 6071), (676, 4670), (845, 3736), (934, 3380), (1352, 2335), (1690, 1868)]