82220440

素因数分解:

$2^3\times 5^1\times {\mathrm{2055511}}^1$

素因数の和:2055522

約数の個数: 16

約数和(自身を含む): 184996080

約数和(自身を除く): 102775640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2055511, 4111022, 8222044, 10277555, 16444088, 20555110, 41110220, 82220440]

約数ペア:

[(1, 82220440), (2, 41110220), (4, 20555110), (5, 16444088), (8, 10277555), (10, 8222044), (20, 4111022), (40, 2055511)]