1993400

素因数分解:

$2^3\times 5^2\times {\mathrm{9967}}^1$

素因数の和:9983

約数の個数: 24

約数和(自身を含む): 4635120

約数和(自身を除く): 2641720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 9967, 19934, 39868, 49835, 79736, 99670, 199340, 249175, 398680, 498350, 996700, 1993400]

約数ペア:

[(1, 1993400), (2, 996700), (4, 498350), (5, 398680), (8, 249175), (10, 199340), (20, 99670), (25, 79736), (40, 49835), (50, 39868), (100, 19934), (200, 9967)]