79773640

素因数分解:

$2^3\times 5^1\times {\mathrm{1994341}}^1$

素因数の和:1994352

約数の個数: 16

約数和(自身を含む): 179490780

約数和(自身を除く): 99717140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1994341, 3988682, 7977364, 9971705, 15954728, 19943410, 39886820, 79773640]

約数ペア:

[(1, 79773640), (2, 39886820), (4, 19943410), (5, 15954728), (8, 9971705), (10, 7977364), (20, 3988682), (40, 1994341)]