12445900

素因数分解:

$2^2\times 5^2\times {\mathrm{124459}}^1$

素因数の和:124473

約数の個数: 18

約数和(自身を含む): 27007820

約数和(自身を除く): 14561920

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 124459, 248918, 497836, 622295, 1244590, 2489180, 3111475, 6222950, 12445900]

約数ペア:

[(1, 12445900), (2, 6222950), (4, 3111475), (5, 2489180), (10, 1244590), (20, 622295), (25, 497836), (50, 248918), (100, 124459)]