20187133860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4258889}}^1$

素因数の和:4258980

約数の個数: 48

約数和(自身を含む): 57239481600

約数和(自身を除く): 37052347740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 4258889, 8517778, 12776667, 17035556, 21294445, 25553334, 42588890, 51106668, 63883335, 85177780, 127766670, 255533340, 336452231, 672904462, 1009356693, 1345808924, 1682261155, 2018713386, 3364522310, 4037426772, 5046783465, 6729044620, 10093566930, 20187133860]

約数ペア:

[(1, 20187133860), (2, 10093566930), (3, 6729044620), (4, 5046783465), (5, 4037426772), (6, 3364522310), (10, 2018713386), (12, 1682261155), (15, 1345808924), (20, 1009356693), (30, 672904462), (60, 336452231), (79, 255533340), (158, 127766670), (237, 85177780), (316, 63883335), (395, 51106668), (474, 42588890), (790, 25553334), (948, 21294445), (1185, 17035556), (1580, 12776667), (2370, 8517778), (4740, 4258889)]