15426640

素因数分解:

$2^4\times 5^1\times {\mathrm{192833}}^1$

素因数の和:192846

約数の個数: 20

約数和(自身を含む): 35867124

約数和(自身を除く): 20440484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 192833, 385666, 771332, 964165, 1542664, 1928330, 3085328, 3856660, 7713320, 15426640]

約数ペア:

[(1, 15426640), (2, 7713320), (4, 3856660), (5, 3085328), (8, 1928330), (10, 1542664), (16, 964165), (20, 771332), (40, 385666), (80, 192833)]