20450200

素因数分解:

$2^3\times 5^2\times {\mathrm{102251}}^1$

素因数の和:102267

約数の個数: 24

約数和(自身を含む): 47547180

約数和(自身を除く): 27096980

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 102251, 204502, 409004, 511255, 818008, 1022510, 2045020, 2556275, 4090040, 5112550, 10225100, 20450200]

約数ペア:

[(1, 20450200), (2, 10225100), (4, 5112550), (5, 4090040), (8, 2556275), (10, 2045020), (20, 1022510), (25, 818008), (40, 511255), (50, 409004), (100, 204502), (200, 102251)]