13341640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25657}}^1$

素因数の和:25681

約数の個数: 32

約数和(自身を含む): 32329080

約数和(自身を除く): 18987440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 25657, 51314, 102628, 128285, 205256, 256570, 333541, 513140, 667082, 1026280, 1334164, 1667705, 2668328, 3335410, 6670820, 13341640]

約数ペア:

[(1, 13341640), (2, 6670820), (4, 3335410), (5, 2668328), (8, 1667705), (10, 1334164), (13, 1026280), (20, 667082), (26, 513140), (40, 333541), (52, 256570), (65, 205256), (104, 128285), (130, 102628), (260, 51314), (520, 25657)]