204021100

素因数分解:

$2^2\times 5^2\times {\mathrm{2040211}}^1$

素因数の和:2040225

約数の個数: 18

約数和(自身を含む): 442726004

約数和(自身を除く): 238704904

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2040211, 4080422, 8160844, 10201055, 20402110, 40804220, 51005275, 102010550, 204021100]

約数ペア:

[(1, 204021100), (2, 102010550), (4, 51005275), (5, 40804220), (10, 20402110), (20, 10201055), (25, 8160844), (50, 4080422), (100, 2040211)]