42667640

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{7159}}^1$

素因数の和:7319

約数の個数: 32

約数和(自身を含む): 96660000

約数和(自身を除く): 53992360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 7159, 14318, 28636, 35795, 57272, 71590, 143180, 286360, 1066691, 2133382, 4266764, 5333455, 8533528, 10666910, 21333820, 42667640]

約数ペア:

[(1, 42667640), (2, 21333820), (4, 10666910), (5, 8533528), (8, 5333455), (10, 4266764), (20, 2133382), (40, 1066691), (149, 286360), (298, 143180), (596, 71590), (745, 57272), (1192, 35795), (1490, 28636), (2980, 14318), (5960, 7159)]