219970010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{5021}}^1$

素因数の和:5378

約数の個数: 32

約数和(自身を含む): 427753872

約数和(自身を除く): 207783862

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 337, 674, 1685, 3370, 4381, 5021, 8762, 10042, 21905, 25105, 43810, 50210, 65273, 130546, 326365, 652730, 1692077, 3384154, 8460385, 16920770, 21997001, 43994002, 109985005, 219970010]

約数ペア:

[(1, 219970010), (2, 109985005), (5, 43994002), (10, 21997001), (13, 16920770), (26, 8460385), (65, 3384154), (130, 1692077), (337, 652730), (674, 326365), (1685, 130546), (3370, 65273), (4381, 50210), (5021, 43810), (8762, 25105), (10042, 21905)]