77468420

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{13687}}^1$

素因数の和:13979

約数の個数: 24

約数和(自身を含む): 163270464

約数和(自身を除く): 85802044

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 5660, 13687, 27374, 54748, 68435, 136870, 273740, 3873421, 7746842, 15493684, 19367105, 38734210, 77468420]

約数ペア:

[(1, 77468420), (2, 38734210), (4, 19367105), (5, 15493684), (10, 7746842), (20, 3873421), (283, 273740), (566, 136870), (1132, 68435), (1415, 54748), (2830, 27374), (5660, 13687)]