20206000

素因数分解:

$2^4\times 5^3\times {\mathrm{10103}}^1$

素因数の和:10126

約数の個数: 40

約数和(自身を含む): 48862944

約数和(自身を除く): 28656944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 10103, 20206, 40412, 50515, 80824, 101030, 161648, 202060, 252575, 404120, 505150, 808240, 1010300, 1262875, 2020600, 2525750, 4041200, 5051500, 10103000, 20206000]

約数ペア:

[(1, 20206000), (2, 10103000), (4, 5051500), (5, 4041200), (8, 2525750), (10, 2020600), (16, 1262875), (20, 1010300), (25, 808240), (40, 505150), (50, 404120), (80, 252575), (100, 202060), (125, 161648), (200, 101030), (250, 80824), (400, 50515), (500, 40412), (1000, 20206), (2000, 10103)]