7427680

素因数分解:

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

素因数の和:3599

約数の個数: 48

約数和(自身を含む): 18903024

約数和(自身を除く): 11475344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 3571, 7142, 14284, 17855, 28568, 35710, 46423, 57136, 71420, 92846, 114272, 142840, 185692, 232115, 285680, 371384, 464230, 571360, 742768, 928460, 1485536, 1856920, 3713840, 7427680]

約数ペア:

[(1, 7427680), (2, 3713840), (4, 1856920), (5, 1485536), (8, 928460), (10, 742768), (13, 571360), (16, 464230), (20, 371384), (26, 285680), (32, 232115), (40, 185692), (52, 142840), (65, 114272), (80, 92846), (104, 71420), (130, 57136), (160, 46423), (208, 35710), (260, 28568), (416, 17855), (520, 14284), (1040, 7142), (2080, 3571)]