872022040

素因数分解:

$2^3\times 5^1\times {\mathrm{21800551}}^1$

素因数の和:21800562

約数の個数: 16

約数和(自身を含む): 1962049680

約数和(自身を除く): 1090027640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21800551, 43601102, 87202204, 109002755, 174404408, 218005510, 436011020, 872022040]

約数ペア:

[(1, 872022040), (2, 436011020), (4, 218005510), (5, 174404408), (8, 109002755), (10, 87202204), (20, 43601102), (40, 21800551)]