4274000

素因数分解:

$2^4\times 5^3\times {\mathrm{2137}}^1$

素因数の和:2160

約数の個数: 40

約数和(自身を含む): 10339368

約数和(自身を除く): 6065368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 2137, 4274, 8548, 10685, 17096, 21370, 34192, 42740, 53425, 85480, 106850, 170960, 213700, 267125, 427400, 534250, 854800, 1068500, 2137000, 4274000]

約数ペア:

[(1, 4274000), (2, 2137000), (4, 1068500), (5, 854800), (8, 534250), (10, 427400), (16, 267125), (20, 213700), (25, 170960), (40, 106850), (50, 85480), (80, 53425), (100, 42740), (125, 34192), (200, 21370), (250, 17096), (400, 10685), (500, 8548), (1000, 4274), (2000, 2137)]