6986000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{499}}^1$

素因数の和:529

約数の個数: 80

約数和(自身を含む): 19344000

約数和(自身を除く): 12358000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 499, 500, 560, 700, 875, 998, 1000, 1400, 1750, 1996, 2000, 2495, 2800, 3493, 3500, 3992, 4990, 6986, 7000, 7984, 9980, 12475, 13972, 14000, 17465, 19960, 24950, 27944, 34930, 39920, 49900, 55888, 62375, 69860, 87325, 99800, 124750, 139720, 174650, 199600, 249500, 279440, 349300, 436625, 499000, 698600, 873250, 998000, 1397200, 1746500, 3493000, 6986000]

約数ペア:

[(1, 6986000), (2, 3493000), (4, 1746500), (5, 1397200), (7, 998000), (8, 873250), (10, 698600), (14, 499000), (16, 436625), (20, 349300), (25, 279440), (28, 249500), (35, 199600), (40, 174650), (50, 139720), (56, 124750), (70, 99800), (80, 87325), (100, 69860), (112, 62375), (125, 55888), (140, 49900), (175, 39920), (200, 34930), (250, 27944), (280, 24950), (350, 19960), (400, 17465), (499, 14000), (500, 13972), (560, 12475), (700, 9980), (875, 7984), (998, 7000), (1000, 6986), (1400, 4990), (1750, 3992), (1996, 3500), (2000, 3493), (2495, 2800)]