8820085

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:660

約数の個数: 16

約数和(自身を含む): 11217600

約数和(自身を除く): 2397515

約数列:

[1, 5, 19, 95, 227, 409, 1135, 2045, 4313, 7771, 21565, 38855, 92843, 464215, 1764017, 8820085]

約数ペア:

[(1, 8820085), (5, 1764017), (19, 464215), (95, 92843), (227, 38855), (409, 21565), (1135, 7771), (2045, 4313)]