12546860

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1979}}^1$

素因数の和:2305

約数の個数: 24

約数和(自身を含む): 26444880

約数和(自身を除く): 13898020

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 1979, 3170, 3958, 6340, 7916, 9895, 19790, 39580, 627343, 1254686, 2509372, 3136715, 6273430, 12546860]

約数ペア:

[(1, 12546860), (2, 6273430), (4, 3136715), (5, 2509372), (10, 1254686), (20, 627343), (317, 39580), (634, 19790), (1268, 9895), (1585, 7916), (1979, 6340), (3170, 3958)]