16858000

素因数分解:

$2^4\times 5^3\times {\mathrm{8429}}^1$

素因数の和:8452

約数の個数: 40

約数和(自身を含む): 40767480

約数和(自身を除く): 23909480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 8429, 16858, 33716, 42145, 67432, 84290, 134864, 168580, 210725, 337160, 421450, 674320, 842900, 1053625, 1685800, 2107250, 3371600, 4214500, 8429000, 16858000]

約数ペア:

[(1, 16858000), (2, 8429000), (4, 4214500), (5, 3371600), (8, 2107250), (10, 1685800), (16, 1053625), (20, 842900), (25, 674320), (40, 421450), (50, 337160), (80, 210725), (100, 168580), (125, 134864), (200, 84290), (250, 67432), (400, 42145), (500, 33716), (1000, 16858), (2000, 8429)]