20367022280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3881}}^1\times {\mathrm{11927}}^1$

素因数の和:15830

約数の個数: 64

約数和(自身を含む): 50008855680

約数和(自身を除く): 29641833400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3881, 7762, 11927, 15524, 19405, 23854, 31048, 38810, 42691, 47708, 59635, 77620, 85382, 95416, 119270, 131197, 155240, 170764, 213455, 238540, 262394, 341528, 426910, 477080, 524788, 655985, 853820, 1049576, 1311970, 1707640, 2623940, 5247880, 46288687, 92577374, 185154748, 231443435, 370309496, 462886870, 509175557, 925773740, 1018351114, 1851547480, 2036702228, 2545877785, 4073404456, 5091755570, 10183511140, 20367022280]

約数ペア:

[(1, 20367022280), (2, 10183511140), (4, 5091755570), (5, 4073404456), (8, 2545877785), (10, 2036702228), (11, 1851547480), (20, 1018351114), (22, 925773740), (40, 509175557), (44, 462886870), (55, 370309496), (88, 231443435), (110, 185154748), (220, 92577374), (440, 46288687), (3881, 5247880), (7762, 2623940), (11927, 1707640), (15524, 1311970), (19405, 1049576), (23854, 853820), (31048, 655985), (38810, 524788), (42691, 477080), (47708, 426910), (59635, 341528), (77620, 262394), (85382, 238540), (95416, 213455), (119270, 170764), (131197, 155240)]