2012039890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{404837}}^1$

素因数の和:404922

約数の個数: 32

約数和(自身を含む): 4197360384

約数和(自身を除く): 2185320494

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 404837, 809674, 2024185, 2833859, 4048370, 5667718, 14169295, 28338590, 28743427, 57486854, 143717135, 201203989, 287434270, 402407978, 1006019945, 2012039890]

約数ペア:

[(1, 2012039890), (2, 1006019945), (5, 402407978), (7, 287434270), (10, 201203989), (14, 143717135), (35, 57486854), (70, 28743427), (71, 28338590), (142, 14169295), (355, 5667718), (497, 4048370), (710, 2833859), (994, 2024185), (2485, 809674), (4970, 404837)]