2017880170

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{904879}}^1$

素因数の和:905109

約数の個数: 16

約数和(自身を含む): 3648476160

約数和(自身を除く): 1630595990

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 904879, 1809758, 4524395, 9048790, 201788017, 403576034, 1008940085, 2017880170]

約数ペア:

[(1, 2017880170), (2, 1008940085), (5, 403576034), (10, 201788017), (223, 9048790), (446, 4524395), (1115, 1809758), (2230, 904879)]