45407620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 99993600

約数和(自身を除く): 54585980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 116, 145, 158, 290, 316, 395, 580, 790, 991, 1580, 1982, 2291, 3964, 4582, 4955, 9164, 9910, 11455, 19820, 22910, 28739, 45820, 57478, 78289, 114956, 143695, 156578, 287390, 313156, 391445, 574780, 782890, 1565780, 2270381, 4540762, 9081524, 11351905, 22703810, 45407620]

約数ペア:

[(1, 45407620), (2, 22703810), (4, 11351905), (5, 9081524), (10, 4540762), (20, 2270381), (29, 1565780), (58, 782890), (79, 574780), (116, 391445), (145, 313156), (158, 287390), (290, 156578), (316, 143695), (395, 114956), (580, 78289), (790, 57478), (991, 45820), (1580, 28739), (1982, 22910), (2291, 19820), (3964, 11455), (4582, 9910), (4955, 9164)]