204024440

素因数分解:

$2^3\times 5^1\times {\mathrm{5100611}}^1$

素因数の和:5100622

約数の個数: 16

約数和(自身を含む): 459055080

約数和(自身を除く): 255030640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5100611, 10201222, 20402444, 25503055, 40804888, 51006110, 102012220, 204024440]

約数ペア:

[(1, 204024440), (2, 102012220), (4, 51006110), (5, 40804888), (8, 25503055), (10, 20402444), (20, 10201222), (40, 5100611)]