2240386

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:393

約数の個数: 16

約数和(自身を含む): 3484800

約数和(自身を除く): 1244414

約数列:

[1, 2, 43, 86, 109, 218, 239, 478, 4687, 9374, 10277, 20554, 26051, 52102, 1120193, 2240386]

約数ペア:

[(1, 2240386), (2, 1120193), (43, 52102), (86, 26051), (109, 20554), (218, 10277), (239, 9374), (478, 4687)]