87203320

素因数分解:

$2^3\times 5^1\times {\mathrm{2180083}}^1$

素因数の和:2180094

約数の個数: 16

約数和(自身を含む): 196207560

約数和(自身を除く): 109004240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2180083, 4360166, 8720332, 10900415, 17440664, 21800830, 43601660, 87203320]

約数ペア:

[(1, 87203320), (2, 43601660), (4, 21800830), (5, 17440664), (8, 10900415), (10, 8720332), (20, 4360166), (40, 2180083)]