71040880

素因数分解:

$2^4\times 5^1\times {\mathrm{888011}}^1$

素因数の和:888024

約数の個数: 20

約数和(自身を含む): 165170232

約数和(自身を除く): 94129352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 888011, 1776022, 3552044, 4440055, 7104088, 8880110, 14208176, 17760220, 35520440, 71040880]

約数ペア:

[(1, 71040880), (2, 35520440), (4, 17760220), (5, 14208176), (8, 8880110), (10, 7104088), (16, 4440055), (20, 3552044), (40, 1776022), (80, 888011)]