13420760

素因数分解:

$2^3\times 5^1\times {\mathrm{335519}}^1$

素因数の和:335530

約数の個数: 16

約数和(自身を含む): 30196800

約数和(自身を除く): 16776040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 335519, 671038, 1342076, 1677595, 2684152, 3355190, 6710380, 13420760]

約数ペア:

[(1, 13420760), (2, 6710380), (4, 3355190), (5, 2684152), (8, 1677595), (10, 1342076), (20, 671038), (40, 335519)]