8813422040

素因数分解:

$2^3\times 5^1\times {\mathrm{220335551}}^1$

素因数の和:220335562

約数の個数: 16

約数和(自身を含む): 19830199680

約数和(自身を除く): 11016777640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 220335551, 440671102, 881342204, 1101677755, 1762684408, 2203355510, 4406711020, 8813422040]

約数ペア:

[(1, 8813422040), (2, 4406711020), (4, 2203355510), (5, 1762684408), (8, 1101677755), (10, 881342204), (20, 440671102), (40, 220335551)]