22620440

素因数分解:

$2^3\times 5^1\times {\mathrm{565511}}^1$

素因数の和:565522

約数の個数: 16

約数和(自身を含む): 50896080

約数和(自身を除く): 28275640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 565511, 1131022, 2262044, 2827555, 4524088, 5655110, 11310220, 22620440]

約数ペア:

[(1, 22620440), (2, 11310220), (4, 5655110), (5, 4524088), (8, 2827555), (10, 2262044), (20, 1131022), (40, 565511)]