886640

素因数分解:

$2^4\times 5^1\times {\mathrm{11083}}^1$

素因数の和:11096

約数の個数: 20

約数和(自身を含む): 2061624

約数和(自身を除く): 1174984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11083, 22166, 44332, 55415, 88664, 110830, 177328, 221660, 443320, 886640]

約数ペア:

[(1, 886640), (2, 443320), (4, 221660), (5, 177328), (8, 110830), (10, 88664), (16, 55415), (20, 44332), (40, 22166), (80, 11083)]