13824640

素因数分解:

$2^7\times 5^1\times {\mathrm{21601}}^1$

素因数の和:21620

約数の個数: 32

約数和(自身を含む): 33051060

約数和(自身を除く): 19226420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 21601, 43202, 86404, 108005, 172808, 216010, 345616, 432020, 691232, 864040, 1382464, 1728080, 2764928, 3456160, 6912320, 13824640]

約数ペア:

[(1, 13824640), (2, 6912320), (4, 3456160), (5, 2764928), (8, 1728080), (10, 1382464), (16, 864040), (20, 691232), (32, 432020), (40, 345616), (64, 216010), (80, 172808), (128, 108005), (160, 86404), (320, 43202), (640, 21601)]