4502000

素因数分解:

$2^4\times 5^3\times {\mathrm{2251}}^1$

素因数の和:2274

約数の個数: 40

約数和(自身を含む): 10890672

約数和(自身を除く): 6388672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 2251, 4502, 9004, 11255, 18008, 22510, 36016, 45020, 56275, 90040, 112550, 180080, 225100, 281375, 450200, 562750, 900400, 1125500, 2251000, 4502000]

約数ペア:

[(1, 4502000), (2, 2251000), (4, 1125500), (5, 900400), (8, 562750), (10, 450200), (16, 281375), (20, 225100), (25, 180080), (40, 112550), (50, 90040), (80, 56275), (100, 45020), (125, 36016), (200, 22510), (250, 18008), (400, 11255), (500, 9004), (1000, 4502), (2000, 2251)]