40425290

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{30859}}^1$

素因数の和:30997

約数の個数: 16

約数和(自身を含む): 73323360

約数和(自身を除く): 32898070

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 30859, 61718, 154295, 308590, 4042529, 8085058, 20212645, 40425290]

約数ペア:

[(1, 40425290), (2, 20212645), (5, 8085058), (10, 4042529), (131, 308590), (262, 154295), (655, 61718), (1310, 30859)]