889017940

素因数分解:

$2^2\times 5^1\times {\mathrm{44450897}}^1$

素因数の和:44450906

約数の個数: 12

約数和(自身を含む): 1866937716

約数和(自身を除く): 977919776

約数列:

[1, 2, 4, 5, 10, 20, 44450897, 88901794, 177803588, 222254485, 444508970, 889017940]

約数ペア:

[(1, 889017940), (2, 444508970), (4, 222254485), (5, 177803588), (10, 88901794), (20, 44450897)]