8881010

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21661}}^1$

素因数の和:21709

約数の個数: 16

約数和(自身を含む): 16376472

約数和(自身を除く): 7495462

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 21661, 43322, 108305, 216610, 888101, 1776202, 4440505, 8881010]

約数ペア:

[(1, 8881010), (2, 4440505), (5, 1776202), (10, 888101), (41, 216610), (82, 108305), (205, 43322), (410, 21661)]