12855790

素因数分解:

$2^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{3581}}^1$

素因数の和:3947

約数の個数: 16

約数和(自身を含む): 23211360

約数和(自身を除く): 10355570

約数列:

[1, 2, 5, 10, 359, 718, 1795, 3581, 3590, 7162, 17905, 35810, 1285579, 2571158, 6427895, 12855790]

約数ペア:

[(1, 12855790), (2, 6427895), (5, 2571158), (10, 1285579), (359, 35810), (718, 17905), (1795, 7162), (3581, 3590)]