334405520

素因数分解:

$2^4\times 5^1\times {\mathrm{4180069}}^1$

素因数の和:4180082

約数の個数: 20

約数和(自身を含む): 777493020

約数和(自身を除く): 443087500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4180069, 8360138, 16720276, 20900345, 33440552, 41800690, 66881104, 83601380, 167202760, 334405520]

約数ペア:

[(1, 334405520), (2, 167202760), (4, 83601380), (5, 66881104), (8, 41800690), (10, 33440552), (16, 20900345), (20, 16720276), (40, 8360138), (80, 4180069)]