9788020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44491}}^1$

素因数の和:44511

約数の個数: 24

約数和(自身を含む): 22423968

約数和(自身を除く): 12635948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 44491, 88982, 177964, 222455, 444910, 489401, 889820, 978802, 1957604, 2447005, 4894010, 9788020]

約数ペア:

[(1, 9788020), (2, 4894010), (4, 2447005), (5, 1957604), (10, 978802), (11, 889820), (20, 489401), (22, 444910), (44, 222455), (55, 177964), (110, 88982), (220, 44491)]