20426500

素因数分解:

$2^2\times 5^3\times {\mathrm{40853}}^1$

素因数の和:40872

約数の個数: 24

約数和(自身を含む): 44612568

約数和(自身を除く): 24186068

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 40853, 81706, 163412, 204265, 408530, 817060, 1021325, 2042650, 4085300, 5106625, 10213250, 20426500]

約数ペア:

[(1, 20426500), (2, 10213250), (4, 5106625), (5, 4085300), (10, 2042650), (20, 1021325), (25, 817060), (50, 408530), (100, 204265), (125, 163412), (250, 81706), (500, 40853)]