20128060

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2851}}^1$

素因数の和:3213

約数の個数: 24

約数和(自身を含む): 42403536

約数和(自身を除く): 22275476

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 2851, 3530, 5702, 7060, 11404, 14255, 28510, 57020, 1006403, 2012806, 4025612, 5032015, 10064030, 20128060]

約数ペア:

[(1, 20128060), (2, 10064030), (4, 5032015), (5, 4025612), (10, 2012806), (20, 1006403), (353, 57020), (706, 28510), (1412, 14255), (1765, 11404), (2851, 7060), (3530, 5702)]