6646000

素因数分解:

$2^4\times 5^3\times {\mathrm{3323}}^1$

素因数の和:3346

約数の個数: 40

約数和(自身を含む): 16074864

約数和(自身を除く): 9428864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 3323, 6646, 13292, 16615, 26584, 33230, 53168, 66460, 83075, 132920, 166150, 265840, 332300, 415375, 664600, 830750, 1329200, 1661500, 3323000, 6646000]

約数ペア:

[(1, 6646000), (2, 3323000), (4, 1661500), (5, 1329200), (8, 830750), (10, 664600), (16, 415375), (20, 332300), (25, 265840), (40, 166150), (50, 132920), (80, 83075), (100, 66460), (125, 53168), (200, 33230), (250, 26584), (400, 16615), (500, 13292), (1000, 6646), (2000, 3323)]