2040374960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1961899}}^1$

素因数の和:1961925

約数の個数: 40

約数和(自身を含む): 5108787600

約数和(自身を除く): 3068412640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1961899, 3923798, 7847596, 9809495, 15695192, 19618990, 25504687, 31390384, 39237980, 51009374, 78475960, 102018748, 127523435, 156951920, 204037496, 255046870, 408074992, 510093740, 1020187480, 2040374960]

約数ペア:

[(1, 2040374960), (2, 1020187480), (4, 510093740), (5, 408074992), (8, 255046870), (10, 204037496), (13, 156951920), (16, 127523435), (20, 102018748), (26, 78475960), (40, 51009374), (52, 39237980), (65, 31390384), (80, 25504687), (104, 19618990), (130, 15695192), (208, 9809495), (260, 7847596), (520, 3923798), (1040, 1961899)]