12759280

素因数分解:

$2^4\times 5^1\times {\mathrm{159491}}^1$

素因数の和:159504

約数の個数: 20

約数和(自身を含む): 29665512

約数和(自身を除く): 16906232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 159491, 318982, 637964, 797455, 1275928, 1594910, 2551856, 3189820, 6379640, 12759280]

約数ペア:

[(1, 12759280), (2, 6379640), (4, 3189820), (5, 2551856), (8, 1594910), (10, 1275928), (16, 797455), (20, 637964), (40, 318982), (80, 159491)]