2858000

素因数分解:

$2^4\times 5^3\times {\mathrm{1429}}^1$

素因数の和:1452

約数の個数: 40

約数和(自身を含む): 6915480

約数和(自身を除く): 4057480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 1429, 2000, 2858, 5716, 7145, 11432, 14290, 22864, 28580, 35725, 57160, 71450, 114320, 142900, 178625, 285800, 357250, 571600, 714500, 1429000, 2858000]

約数ペア:

[(1, 2858000), (2, 1429000), (4, 714500), (5, 571600), (8, 357250), (10, 285800), (16, 178625), (20, 142900), (25, 114320), (40, 71450), (50, 57160), (80, 35725), (100, 28580), (125, 22864), (200, 14290), (250, 11432), (400, 7145), (500, 5716), (1000, 2858), (1429, 2000)]