3962060

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{499}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 8358000

約数和(自身を除く): 4395940

約数列:

[1, 2, 4, 5, 10, 20, 397, 499, 794, 998, 1588, 1985, 1996, 2495, 3970, 4990, 7940, 9980, 198103, 396206, 792412, 990515, 1981030, 3962060]

約数ペア:

[(1, 3962060), (2, 1981030), (4, 990515), (5, 792412), (10, 396206), (20, 198103), (397, 9980), (499, 7940), (794, 4990), (998, 3970), (1588, 2495), (1985, 1996)]