84216040

素因数分解:

$2^3\times 5^1\times {\mathrm{1451}}^2$

素因数の和:2913

約数の個数: 24

約数和(自身を含む): 189616770

約数和(自身を除く): 105400730

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1451, 2902, 5804, 7255, 11608, 14510, 29020, 58040, 2105401, 4210802, 8421604, 10527005, 16843208, 21054010, 42108020, 84216040]

約数ペア:

[(1, 84216040), (2, 42108020), (4, 21054010), (5, 16843208), (8, 10527005), (10, 8421604), (20, 4210802), (40, 2105401), (1451, 58040), (2902, 29020), (5804, 14510), (7255, 11608)]