13226440

素因数分解:

$2^3\times 5^1\times {\mathrm{330661}}^1$

素因数の和:330672

約数の個数: 16

約数和(自身を含む): 29759580

約数和(自身を除く): 16533140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 330661, 661322, 1322644, 1653305, 2645288, 3306610, 6613220, 13226440]

約数ペア:

[(1, 13226440), (2, 6613220), (4, 3306610), (5, 2645288), (8, 1653305), (10, 1322644), (20, 661322), (40, 330661)]