215939710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{7027}}^1$

素因数の和:7480

約数の個数: 32

約数和(自身を含む): 445294080

約数和(自身を除く): 229354370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 878, 2195, 3073, 4390, 6146, 7027, 14054, 15365, 30730, 35135, 49189, 70270, 98378, 245945, 491890, 3084853, 6169706, 15424265, 21593971, 30848530, 43187942, 107969855, 215939710]

約数ペア:

[(1, 215939710), (2, 107969855), (5, 43187942), (7, 30848530), (10, 21593971), (14, 15424265), (35, 6169706), (70, 3084853), (439, 491890), (878, 245945), (2195, 98378), (3073, 70270), (4390, 49189), (6146, 35135), (7027, 30730), (14054, 15365)]