8894020

素因数分解:

$2^2\times 5^1\times {\mathrm{444701}}^1$

素因数の和:444710

約数の個数: 12

約数和(自身を含む): 18677484

約数和(自身を除く): 9783464

約数列:

[1, 2, 4, 5, 10, 20, 444701, 889402, 1778804, 2223505, 4447010, 8894020]

約数ペア:

[(1, 8894020), (2, 4447010), (4, 2223505), (5, 1778804), (10, 889402), (20, 444701)]