2009010922780

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{178420153}}^1$

素因数の和:178420725

約数の個数: 24

約数和(自身を含む): 4226416607952

約数和(自身を除く): 2217405685172

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 2252, 2815, 5630, 11260, 178420153, 356840306, 713680612, 892100765, 1784201530, 3568403060, 100450546139, 200901092278, 401802184556, 502252730695, 1004505461390, 2009010922780]

約数ペア:

[(1, 2009010922780), (2, 1004505461390), (4, 502252730695), (5, 401802184556), (10, 200901092278), (20, 100450546139), (563, 3568403060), (1126, 1784201530), (2252, 892100765), (2815, 713680612), (5630, 356840306), (11260, 178420153)]