85864580

素因数分解:

$2^2\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{3823}}^1$

素因数の和:4955

約数の個数: 24

約数和(自身を含む): 180523392

約数和(自身を除く): 94658812

約数列:

[1, 2, 4, 5, 10, 20, 1123, 2246, 3823, 4492, 5615, 7646, 11230, 15292, 19115, 22460, 38230, 76460, 4293229, 8586458, 17172916, 21466145, 42932290, 85864580]

約数ペア:

[(1, 85864580), (2, 42932290), (4, 21466145), (5, 17172916), (10, 8586458), (20, 4293229), (1123, 76460), (2246, 38230), (3823, 22460), (4492, 19115), (5615, 15292), (7646, 11230)]