226150220

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{81349}}^1$

素因数の和:81497

約数の個数: 24

約数和(自身を含む): 478338000

約数和(自身を除く): 252187780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 81349, 162698, 325396, 406745, 813490, 1626980, 11307511, 22615022, 45230044, 56537555, 113075110, 226150220]

約数ペア:

[(1, 226150220), (2, 113075110), (4, 56537555), (5, 45230044), (10, 22615022), (20, 11307511), (139, 1626980), (278, 813490), (556, 406745), (695, 325396), (1390, 162698), (2780, 81349)]