2016116420

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{246469}}^1$

素因数の和:246887

約数の個数: 24

約数和(自身を含む): 4244213400

約数和(自身を除く): 2228096980

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 246469, 492938, 985876, 1232345, 2464690, 4929380, 100805821, 201611642, 403223284, 504029105, 1008058210, 2016116420]

約数ペア:

[(1, 2016116420), (2, 1008058210), (4, 504029105), (5, 403223284), (10, 201611642), (20, 100805821), (409, 4929380), (818, 2464690), (1636, 1232345), (2045, 985876), (4090, 492938), (8180, 246469)]