10840880

素因数分解:

$2^4\times 5^1\times {\mathrm{135511}}^1$

素因数の和:135524

約数の個数: 20

約数和(自身を含む): 25205232

約数和(自身を除く): 14364352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 135511, 271022, 542044, 677555, 1084088, 1355110, 2168176, 2710220, 5420440, 10840880]

約数ペア:

[(1, 10840880), (2, 5420440), (4, 2710220), (5, 2168176), (8, 1355110), (10, 1084088), (16, 677555), (20, 542044), (40, 271022), (80, 135511)]