2460990640

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{1531}}^1$

素因数の和:1898

約数の個数: 80

約数和(自身を含む): 5826698496

約数和(自身を除く): 3365707856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 283, 284, 355, 566, 568, 710, 1132, 1136, 1415, 1420, 1531, 2264, 2830, 2840, 3062, 4528, 5660, 5680, 6124, 7655, 11320, 12248, 15310, 20093, 22640, 24496, 30620, 40186, 61240, 80372, 100465, 108701, 122480, 160744, 200930, 217402, 321488, 401860, 433273, 434804, 543505, 803720, 866546, 869608, 1087010, 1607440, 1733092, 1739216, 2166365, 2174020, 3466184, 4332730, 4348040, 6932368, 8665460, 8696080, 17330920, 30762383, 34661840, 61524766, 123049532, 153811915, 246099064, 307623830, 492198128, 615247660, 1230495320, 2460990640]

約数ペア:

[(1, 2460990640), (2, 1230495320), (4, 615247660), (5, 492198128), (8, 307623830), (10, 246099064), (16, 153811915), (20, 123049532), (40, 61524766), (71, 34661840), (80, 30762383), (142, 17330920), (283, 8696080), (284, 8665460), (355, 6932368), (566, 4348040), (568, 4332730), (710, 3466184), (1132, 2174020), (1136, 2166365), (1415, 1739216), (1420, 1733092), (1531, 1607440), (2264, 1087010), (2830, 869608), (2840, 866546), (3062, 803720), (4528, 543505), (5660, 434804), (5680, 433273), (6124, 401860), (7655, 321488), (11320, 217402), (12248, 200930), (15310, 160744), (20093, 122480), (22640, 108701), (24496, 100465), (30620, 80372), (40186, 61240)]