220160452

素因数分解:

$2^2\times {\mathrm{353}}^1\times {\mathrm{155921}}^1$

素因数の和:156278

約数の個数: 12

約数和(自身を含む): 386374716

約数和(自身を除く): 166214264

約数列:

[1, 2, 4, 353, 706, 1412, 155921, 311842, 623684, 55040113, 110080226, 220160452]

約数ペア:

[(1, 220160452), (2, 110080226), (4, 55040113), (353, 623684), (706, 311842), (1412, 155921)]