160968980

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{10891}}^1$

素因数の和:11639

約数の個数: 24

約数和(自身を含む): 338523360

約数和(自身を除く): 177554380

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 7390, 10891, 14780, 21782, 43564, 54455, 108910, 217820, 8048449, 16096898, 32193796, 40242245, 80484490, 160968980]

約数ペア:

[(1, 160968980), (2, 80484490), (4, 40242245), (5, 32193796), (10, 16096898), (20, 8048449), (739, 217820), (1478, 108910), (2956, 54455), (3695, 43564), (7390, 21782), (10891, 14780)]