20269000

素因数分解:

$2^3\times 5^3\times {\mathrm{20269}}^1$

素因数の和:20290

約数の個数: 32

約数和(自身を含む): 47431800

約数和(自身を除く): 27162800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 20269, 40538, 81076, 101345, 162152, 202690, 405380, 506725, 810760, 1013450, 2026900, 2533625, 4053800, 5067250, 10134500, 20269000]

約数ペア:

[(1, 20269000), (2, 10134500), (4, 5067250), (5, 4053800), (8, 2533625), (10, 2026900), (20, 1013450), (25, 810760), (40, 506725), (50, 405380), (100, 202690), (125, 162152), (200, 101345), (250, 81076), (500, 40538), (1000, 20269)]