12546640

素因数分解:

$2^4\times 5^1\times {\mathrm{156833}}^1$

素因数の和:156846

約数の個数: 20

約数和(自身を含む): 29171124

約数和(自身を除く): 16624484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 156833, 313666, 627332, 784165, 1254664, 1568330, 2509328, 3136660, 6273320, 12546640]

約数ペア:

[(1, 12546640), (2, 6273320), (4, 3136660), (5, 2509328), (8, 1568330), (10, 1254664), (16, 784165), (20, 627332), (40, 313666), (80, 156833)]