40811845

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1889}}^1$

素因数の和:2072

約数の個数: 16

約数和(自身を含む): 51030000

約数和(自身を除く): 10218155

約数列:

[1, 5, 29, 145, 149, 745, 1889, 4321, 9445, 21605, 54781, 273905, 281461, 1407305, 8162369, 40811845]

約数ペア:

[(1, 40811845), (5, 8162369), (29, 1407305), (145, 281461), (149, 273905), (745, 54781), (1889, 21605), (4321, 9445)]