12388540

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1979}}^1$

素因数の和:2301

約数の個数: 24

約数和(自身を含む): 26112240

約数和(自身を除く): 13723700

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 1979, 3130, 3958, 6260, 7916, 9895, 19790, 39580, 619427, 1238854, 2477708, 3097135, 6194270, 12388540]

約数ペア:

[(1, 12388540), (2, 6194270), (4, 3097135), (5, 2477708), (10, 1238854), (20, 619427), (313, 39580), (626, 19790), (1252, 9895), (1565, 7916), (1979, 6260), (3130, 3958)]