40338356

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{72551}}^1$

素因数の和:72694

約数の個数: 12

約数和(自身を含む): 71100960

約数和(自身を除く): 30762604

約数列:

[1, 2, 4, 139, 278, 556, 72551, 145102, 290204, 10084589, 20169178, 40338356]

約数ペア:

[(1, 40338356), (2, 20169178), (4, 10084589), (139, 290204), (278, 145102), (556, 72551)]