201987400

素因数分解:

$2^3\times 5^2\times {\mathrm{1009937}}^1$

素因数の和:1009953

約数の個数: 24

約数和(自身を含む): 469621170

約数和(自身を除く): 267633770

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1009937, 2019874, 4039748, 5049685, 8079496, 10099370, 20198740, 25248425, 40397480, 50496850, 100993700, 201987400]

約数ペア:

[(1, 201987400), (2, 100993700), (4, 50496850), (5, 40397480), (8, 25248425), (10, 20198740), (20, 10099370), (25, 8079496), (40, 5049685), (50, 4039748), (100, 2019874), (200, 1009937)]