1856920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3571}}^1$

素因数の和:3595

約数の個数: 32

約数和(自身を含む): 4500720

約数和(自身を除く): 2643800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3571, 7142, 14284, 17855, 28568, 35710, 46423, 71420, 92846, 142840, 185692, 232115, 371384, 464230, 928460, 1856920]

約数ペア:

[(1, 1856920), (2, 928460), (4, 464230), (5, 371384), (8, 232115), (10, 185692), (13, 142840), (20, 92846), (26, 71420), (40, 46423), (52, 35710), (65, 28568), (104, 17855), (130, 14284), (260, 7142), (520, 3571)]