12609280

素因数分解:

$2^8\times 5^1\times {\mathrm{9851}}^1$

素因数の和:9872

約数の個数: 36

約数和(自身を含む): 30206232

約数和(自身を除く): 17596952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 9851, 19702, 39404, 49255, 78808, 98510, 157616, 197020, 315232, 394040, 630464, 788080, 1260928, 1576160, 2521856, 3152320, 6304640, 12609280]

約数ペア:

[(1, 12609280), (2, 6304640), (4, 3152320), (5, 2521856), (8, 1576160), (10, 1260928), (16, 788080), (20, 630464), (32, 394040), (40, 315232), (64, 197020), (80, 157616), (128, 98510), (160, 78808), (256, 49255), (320, 39404), (640, 19702), (1280, 9851)]