12744640

素因数分解:

$2^6\times 5^1\times {\mathrm{39827}}^1$

素因数の和:39844

約数の個数: 28

約数和(自身を含む): 30348936

約数和(自身を除く): 17604296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 39827, 79654, 159308, 199135, 318616, 398270, 637232, 796540, 1274464, 1593080, 2548928, 3186160, 6372320, 12744640]

約数ペア:

[(1, 12744640), (2, 6372320), (4, 3186160), (5, 2548928), (8, 1593080), (10, 1274464), (16, 796540), (20, 637232), (32, 398270), (40, 318616), (64, 199135), (80, 159308), (160, 79654), (320, 39827)]