2017606490

素因数分解:

$2^1\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{199961}}^1$

素因数の和:200977

約数の個数: 16

約数和(自身を含む): 3635309160

約数和(自身を除く): 1617702670

約数列:

[1, 2, 5, 10, 1009, 2018, 5045, 10090, 199961, 399922, 999805, 1999610, 201760649, 403521298, 1008803245, 2017606490]

約数ペア:

[(1, 2017606490), (2, 1008803245), (5, 403521298), (10, 201760649), (1009, 1999610), (2018, 999805), (5045, 399922), (10090, 199961)]