2251000

素因数分解:

$2^3\times 5^3\times {\mathrm{2251}}^1$

素因数の和:2272

約数の個数: 32

約数和(自身を含む): 5269680

約数和(自身を除く): 3018680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 2251, 4502, 9004, 11255, 18008, 22510, 45020, 56275, 90040, 112550, 225100, 281375, 450200, 562750, 1125500, 2251000]

約数ペア:

[(1, 2251000), (2, 1125500), (4, 562750), (5, 450200), (8, 281375), (10, 225100), (20, 112550), (25, 90040), (40, 56275), (50, 45020), (100, 22510), (125, 18008), (200, 11255), (250, 9004), (500, 4502), (1000, 2251)]