20008600

素因数分解:

$2^3\times 5^2\times {\mathrm{100043}}^1$

素因数の和:100059

約数の個数: 24

約数和(自身を含む): 46520460

約数和(自身を除く): 26511860

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 100043, 200086, 400172, 500215, 800344, 1000430, 2000860, 2501075, 4001720, 5002150, 10004300, 20008600]

約数ペア:

[(1, 20008600), (2, 10004300), (4, 5002150), (5, 4001720), (8, 2501075), (10, 2000860), (20, 1000430), (25, 800344), (40, 500215), (50, 400172), (100, 200086), (200, 100043)]