1244000

素因数分解:

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

素因数の和:336

約数の個数: 48

約数和(自身を含む): 3066336

約数和(自身を除く): 1822336

約数列:

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

約数ペア:

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