20661400

素因数分解:

$2^3\times 5^2\times {\mathrm{103307}}^1$

素因数の和:103323

約数の個数: 24

約数和(自身を含む): 48038220

約数和(自身を除く): 27376820

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 103307, 206614, 413228, 516535, 826456, 1033070, 2066140, 2582675, 4132280, 5165350, 10330700, 20661400]

約数ペア:

[(1, 20661400), (2, 10330700), (4, 5165350), (5, 4132280), (8, 2582675), (10, 2066140), (20, 1033070), (25, 826456), (40, 516535), (50, 413228), (100, 206614), (200, 103307)]