20187480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5801}}^1$

素因数の和:5844

約数の個数: 64

約数和(自身を含む): 62661600

約数和(自身を除く): 42474120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 5801, 11602, 17403, 23204, 29005, 34806, 46408, 58010, 69612, 87015, 116020, 139224, 168229, 174030, 232040, 336458, 348060, 504687, 672916, 696120, 841145, 1009374, 1345832, 1682290, 2018748, 2523435, 3364580, 4037496, 5046870, 6729160, 10093740, 20187480]

約数ペア:

[(1, 20187480), (2, 10093740), (3, 6729160), (4, 5046870), (5, 4037496), (6, 3364580), (8, 2523435), (10, 2018748), (12, 1682290), (15, 1345832), (20, 1009374), (24, 841145), (29, 696120), (30, 672916), (40, 504687), (58, 348060), (60, 336458), (87, 232040), (116, 174030), (120, 168229), (145, 139224), (174, 116020), (232, 87015), (290, 69612), (348, 58010), (435, 46408), (580, 34806), (696, 29005), (870, 23204), (1160, 17403), (1740, 11602), (3480, 5801)]