2007387140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{9397}}^1$

素因数の和:10388

約数の個数: 48

約数和(自身を含む): 4603967424

約数和(自身を除く): 2596580284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 971, 1942, 3884, 4855, 9397, 9710, 10681, 18794, 19420, 21362, 37588, 42724, 46985, 53405, 93970, 103367, 106810, 187940, 206734, 213620, 413468, 516835, 1033670, 2067340, 9124487, 18248974, 36497948, 45622435, 91244870, 100369357, 182489740, 200738714, 401477428, 501846785, 1003693570, 2007387140]

約数ペア:

[(1, 2007387140), (2, 1003693570), (4, 501846785), (5, 401477428), (10, 200738714), (11, 182489740), (20, 100369357), (22, 91244870), (44, 45622435), (55, 36497948), (110, 18248974), (220, 9124487), (971, 2067340), (1942, 1033670), (3884, 516835), (4855, 413468), (9397, 213620), (9710, 206734), (10681, 187940), (18794, 106810), (19420, 103367), (21362, 93970), (37588, 53405), (42724, 46985)]