3954130

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1987}}^1$

素因数の和:2193

約数の個数: 16

約数和(自身を含む): 7156800

約数和(自身を除く): 3202670

約数列:

[1, 2, 5, 10, 199, 398, 995, 1987, 1990, 3974, 9935, 19870, 395413, 790826, 1977065, 3954130]

約数ペア:

[(1, 3954130), (2, 1977065), (5, 790826), (10, 395413), (199, 19870), (398, 9935), (995, 3974), (1987, 1990)]