39865240

素因数分解:

$2^3\times 5^1\times {\mathrm{996631}}^1$

素因数の和:996642

約数の個数: 16

約数和(自身を含む): 89696880

約数和(自身を除く): 49831640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 996631, 1993262, 3986524, 4983155, 7973048, 9966310, 19932620, 39865240]

約数ペア:

[(1, 39865240), (2, 19932620), (4, 9966310), (5, 7973048), (8, 4983155), (10, 3986524), (20, 1993262), (40, 996631)]