427400

素因数分解:

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

素因数の和:2153

約数の個数: 24

約数和(自身を含む): 994170

約数和(自身を除く): 566770

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 2137, 4274, 8548, 10685, 17096, 21370, 42740, 53425, 85480, 106850, 213700, 427400]

約数ペア:

[(1, 427400), (2, 213700), (4, 106850), (5, 85480), (8, 53425), (10, 42740), (20, 21370), (25, 17096), (40, 10685), (50, 8548), (100, 4274), (200, 2137)]