88897220

素因数分解:

$2^2\times 5^1\times {\mathrm{4444861}}^1$

素因数の和:4444870

約数の個数: 12

約数和(自身を含む): 186684204

約数和(自身を除く): 97786984

約数列:

[1, 2, 4, 5, 10, 20, 4444861, 8889722, 17779444, 22224305, 44448610, 88897220]

約数ペア:

[(1, 88897220), (2, 44448610), (4, 22224305), (5, 17779444), (10, 8889722), (20, 4444861)]