12625280

素因数分解:

$2^7\times 5^1\times {\mathrm{19727}}^1$

素因数の和:19746

約数の個数: 32

約数和(自身を含む): 30183840

約数和(自身を除く): 17558560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 19727, 39454, 78908, 98635, 157816, 197270, 315632, 394540, 631264, 789080, 1262528, 1578160, 2525056, 3156320, 6312640, 12625280]

約数ペア:

[(1, 12625280), (2, 6312640), (4, 3156320), (5, 2525056), (8, 1578160), (10, 1262528), (16, 789080), (20, 631264), (32, 394540), (40, 315632), (64, 197270), (80, 157816), (128, 98635), (160, 78908), (320, 39454), (640, 19727)]