20411800

素因数分解:

$2^3\times 5^2\times {\mathrm{102059}}^1$

素因数の和:102075

約数の個数: 24

約数和(自身を含む): 47457900

約数和(自身を除く): 27046100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 102059, 204118, 408236, 510295, 816472, 1020590, 2041180, 2551475, 4082360, 5102950, 10205900, 20411800]

約数ペア:

[(1, 20411800), (2, 10205900), (4, 5102950), (5, 4082360), (8, 2551475), (10, 2041180), (20, 1020590), (25, 816472), (40, 510295), (50, 408236), (100, 204118), (200, 102059)]