8889228820

素因数分解:

$2^2\times 5^1\times {\mathrm{444461441}}^1$

素因数の和:444461450

約数の個数: 12

約数和(自身を含む): 18667380564

約数和(自身を除く): 9778151744

約数列:

[1, 2, 4, 5, 10, 20, 444461441, 888922882, 1777845764, 2222307205, 4444614410, 8889228820]

約数ペア:

[(1, 8889228820), (2, 4444614410), (4, 2222307205), (5, 1777845764), (10, 888922882), (20, 444461441)]