2549000

素因数分解:

$2^3\times 5^3\times {\mathrm{2549}}^1$

素因数の和:2570

約数の個数: 32

約数和(自身を含む): 5967000

約数和(自身を除く): 3418000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 2549, 5098, 10196, 12745, 20392, 25490, 50980, 63725, 101960, 127450, 254900, 318625, 509800, 637250, 1274500, 2549000]

約数ペア:

[(1, 2549000), (2, 1274500), (4, 637250), (5, 509800), (8, 318625), (10, 254900), (20, 127450), (25, 101960), (40, 63725), (50, 50980), (100, 25490), (125, 20392), (200, 12745), (250, 10196), (500, 5098), (1000, 2549)]