2021102560

素因数分解:

$2^5\times 5^1\times {\mathrm{12631891}}^1$

素因数の和:12631906

約数の個数: 24

約数和(自身を含む): 4774855176

約数和(自身を除く): 2753752616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12631891, 25263782, 50527564, 63159455, 101055128, 126318910, 202110256, 252637820, 404220512, 505275640, 1010551280, 2021102560]

約数ペア:

[(1, 2021102560), (2, 1010551280), (4, 505275640), (5, 404220512), (8, 252637820), (10, 202110256), (16, 126318910), (20, 101055128), (32, 63159455), (40, 50527564), (80, 25263782), (160, 12631891)]