5257580

素因数分解:

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

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 11104800

約数和(自身を除く): 5847220

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1321, 1990, 2642, 3980, 5284, 6605, 13210, 26420, 262879, 525758, 1051516, 1314395, 2628790, 5257580]

約数ペア:

[(1, 5257580), (2, 2628790), (4, 1314395), (5, 1051516), (10, 525758), (20, 262879), (199, 26420), (398, 13210), (796, 6605), (995, 5284), (1321, 3980), (1990, 2642)]