2020144900

素因数分解:

$2^2\times 5^2\times {\mathrm{20201449}}^1$

素因数の和:20201463

約数の個数: 18

約数和(自身を含む): 4383714650

約数和(自身を除く): 2363569750

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20201449, 40402898, 80805796, 101007245, 202014490, 404028980, 505036225, 1010072450, 2020144900]

約数ペア:

[(1, 2020144900), (2, 1010072450), (4, 505036225), (5, 404028980), (10, 202014490), (20, 101007245), (25, 80805796), (50, 40402898), (100, 20201449)]