2091036740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8042449}}^1$

素因数の和:8042471

約数の個数: 24

約数和(自身を含む): 4728960600

約数和(自身を除く): 2637923860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8042449, 16084898, 32169796, 40212245, 80424490, 104551837, 160848980, 209103674, 418207348, 522759185, 1045518370, 2091036740]

約数ペア:

[(1, 2091036740), (2, 1045518370), (4, 522759185), (5, 418207348), (10, 209103674), (13, 160848980), (20, 104551837), (26, 80424490), (52, 40212245), (65, 32169796), (130, 16084898), (260, 8042449)]