1320656476

素因数分解:

$2^2\times {\mathrm{839}}^1\times {\mathrm{393521}}^1$

素因数の和:394364

約数の個数: 12

約数和(自身を含む): 2313909360

約数和(自身を除く): 993252884

約数列:

[1, 2, 4, 839, 1678, 3356, 393521, 787042, 1574084, 330164119, 660328238, 1320656476]

約数ペア:

[(1, 1320656476), (2, 660328238), (4, 330164119), (839, 1574084), (1678, 787042), (3356, 393521)]