313157020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1423441}}^1$

素因数の和:1423461

約数の個数: 24

約数和(自身を含む): 717414768

約数和(自身を除く): 404257748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1423441, 2846882, 5693764, 7117205, 14234410, 15657851, 28468820, 31315702, 62631404, 78289255, 156578510, 313157020]

約数ペア:

[(1, 313157020), (2, 156578510), (4, 78289255), (5, 62631404), (10, 31315702), (11, 28468820), (20, 15657851), (22, 14234410), (44, 7117205), (55, 5693764), (110, 2846882), (220, 1423441)]