2009500

素因数分解:

$2^2\times 5^3\times {\mathrm{4019}}^1$

素因数の和:4038

約数の個数: 24

約数和(自身を含む): 4389840

約数和(自身を除く): 2380340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 4019, 8038, 16076, 20095, 40190, 80380, 100475, 200950, 401900, 502375, 1004750, 2009500]

約数ペア:

[(1, 2009500), (2, 1004750), (4, 502375), (5, 401900), (10, 200950), (20, 100475), (25, 80380), (50, 40190), (100, 20095), (125, 16076), (250, 8038), (500, 4019)]