39108040

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2207}}^1$

素因数の和:2661

約数の個数: 32

約数和(自身を含む): 88231680

約数和(自身を除く): 49123640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2207, 2215, 3544, 4414, 4430, 8828, 8860, 11035, 17656, 17720, 22070, 44140, 88280, 977701, 1955402, 3910804, 4888505, 7821608, 9777010, 19554020, 39108040]

約数ペア:

[(1, 39108040), (2, 19554020), (4, 9777010), (5, 7821608), (8, 4888505), (10, 3910804), (20, 1955402), (40, 977701), (443, 88280), (886, 44140), (1772, 22070), (2207, 17720), (2215, 17656), (3544, 11035), (4414, 8860), (4430, 8828)]