123204680

素因数分解:

$2^3\times 5^1\times {\mathrm{3080117}}^1$

素因数の和:3080128

約数の個数: 16

約数和(自身を含む): 277210620

約数和(自身を除く): 154005940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3080117, 6160234, 12320468, 15400585, 24640936, 30801170, 61602340, 123204680]

約数ペア:

[(1, 123204680), (2, 61602340), (4, 30801170), (5, 24640936), (8, 15400585), (10, 12320468), (20, 6160234), (40, 3080117)]