6686000

素因数分解:

$2^4\times 5^3\times {\mathrm{3343}}^1$

素因数の和:3366

約数の個数: 40

約数和(自身を含む): 16171584

約数和(自身を除く): 9485584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 3343, 6686, 13372, 16715, 26744, 33430, 53488, 66860, 83575, 133720, 167150, 267440, 334300, 417875, 668600, 835750, 1337200, 1671500, 3343000, 6686000]

約数ペア:

[(1, 6686000), (2, 3343000), (4, 1671500), (5, 1337200), (8, 835750), (10, 668600), (16, 417875), (20, 334300), (25, 267440), (40, 167150), (50, 133720), (80, 83575), (100, 66860), (125, 53488), (200, 33430), (250, 26744), (400, 16715), (500, 13372), (1000, 6686), (2000, 3343)]