40870540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{3863}}^1$

素因数の和:3918

約数の個数: 36

約数和(自身を含む): 89745264

約数和(自身を除く): 48874724

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 3863, 5290, 7726, 10580, 15452, 19315, 38630, 77260, 88849, 177698, 355396, 444245, 888490, 1776980, 2043527, 4087054, 8174108, 10217635, 20435270, 40870540]

約数ペア:

[(1, 40870540), (2, 20435270), (4, 10217635), (5, 8174108), (10, 4087054), (20, 2043527), (23, 1776980), (46, 888490), (92, 444245), (115, 355396), (230, 177698), (460, 88849), (529, 77260), (1058, 38630), (2116, 19315), (2645, 15452), (3863, 10580), (5290, 7726)]