40915820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1039}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 94348800

約数和(自身を除く): 53432980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 179, 220, 358, 716, 895, 1039, 1790, 1969, 2078, 3580, 3938, 4156, 5195, 7876, 9845, 10390, 11429, 19690, 20780, 22858, 39380, 45716, 57145, 114290, 185981, 228580, 371962, 743924, 929905, 1859810, 2045791, 3719620, 4091582, 8183164, 10228955, 20457910, 40915820]

約数ペア:

[(1, 40915820), (2, 20457910), (4, 10228955), (5, 8183164), (10, 4091582), (11, 3719620), (20, 2045791), (22, 1859810), (44, 929905), (55, 743924), (110, 371962), (179, 228580), (220, 185981), (358, 114290), (716, 57145), (895, 45716), (1039, 39380), (1790, 22858), (1969, 20780), (2078, 19690), (3580, 11429), (3938, 10390), (4156, 9845), (5195, 7876)]