126649240

素因数分解:

$2^3\times 5^1\times {\mathrm{3166231}}^1$

素因数の和:3166242

約数の個数: 16

約数和(自身を含む): 284960880

約数和(自身を除く): 158311640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3166231, 6332462, 12664924, 15831155, 25329848, 31662310, 63324620, 126649240]

約数ペア:

[(1, 126649240), (2, 63324620), (4, 31662310), (5, 25329848), (8, 15831155), (10, 12664924), (20, 6332462), (40, 3166231)]