20272900

素因数分解:

$2^2\times 5^2\times {\mathrm{202729}}^1$

素因数の和:202743

約数の個数: 18

約数和(自身を含む): 43992410

約数和(自身を除く): 23719510

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 202729, 405458, 810916, 1013645, 2027290, 4054580, 5068225, 10136450, 20272900]

約数ペア:

[(1, 20272900), (2, 10136450), (4, 5068225), (5, 4054580), (10, 2027290), (20, 1013645), (25, 810916), (50, 405458), (100, 202729)]