2628790

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1321}}^1$

素因数の和:1527

約数の個数: 16

約数和(自身を含む): 4759200

約数和(自身を除く): 2130410

約数列:

[1, 2, 5, 10, 199, 398, 995, 1321, 1990, 2642, 6605, 13210, 262879, 525758, 1314395, 2628790]

約数ペア:

[(1, 2628790), (2, 1314395), (5, 525758), (10, 262879), (199, 13210), (398, 6605), (995, 2642), (1321, 1990)]