2488000

素因数分解:

$2^6\times 5^3\times {\mathrm{311}}^1$

素因数の和:338

約数の個数: 56

約数和(自身を含む): 6181344

約数和(自身を除く): 3693344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 311, 320, 400, 500, 622, 800, 1000, 1244, 1555, 1600, 2000, 2488, 3110, 4000, 4976, 6220, 7775, 8000, 9952, 12440, 15550, 19904, 24880, 31100, 38875, 49760, 62200, 77750, 99520, 124400, 155500, 248800, 311000, 497600, 622000, 1244000, 2488000]

約数ペア:

[(1, 2488000), (2, 1244000), (4, 622000), (5, 497600), (8, 311000), (10, 248800), (16, 155500), (20, 124400), (25, 99520), (32, 77750), (40, 62200), (50, 49760), (64, 38875), (80, 31100), (100, 24880), (125, 19904), (160, 15550), (200, 12440), (250, 9952), (311, 8000), (320, 7775), (400, 6220), (500, 4976), (622, 4000), (800, 3110), (1000, 2488), (1244, 2000), (1555, 1600)]