40642860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21851}}^1$

素因数の和:21894

約数の個数: 48

約数和(自身を含む): 117476352

約数和(自身を除く): 76833492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 21851, 43702, 65553, 87404, 109255, 131106, 218510, 262212, 327765, 437020, 655530, 677381, 1311060, 1354762, 2032143, 2709524, 3386905, 4064286, 6773810, 8128572, 10160715, 13547620, 20321430, 40642860]

約数ペア:

[(1, 40642860), (2, 20321430), (3, 13547620), (4, 10160715), (5, 8128572), (6, 6773810), (10, 4064286), (12, 3386905), (15, 2709524), (20, 2032143), (30, 1354762), (31, 1311060), (60, 677381), (62, 655530), (93, 437020), (124, 327765), (155, 262212), (186, 218510), (310, 131106), (372, 109255), (465, 87404), (620, 65553), (930, 43702), (1860, 21851)]