3939800

素因数分解:

$2^3\times 5^2\times {\mathrm{19699}}^1$

素因数の和:19715

約数の個数: 24

約数和(自身を含む): 9160500

約数和(自身を除く): 5220700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 19699, 39398, 78796, 98495, 157592, 196990, 393980, 492475, 787960, 984950, 1969900, 3939800]

約数ペア:

[(1, 3939800), (2, 1969900), (4, 984950), (5, 787960), (8, 492475), (10, 393980), (20, 196990), (25, 157592), (40, 98495), (50, 78796), (100, 39398), (200, 19699)]