8406220

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1109}}^1$

素因数の和:1497

約数の個数: 24

約数和(自身を含む): 17715600

約数和(自身を除く): 9309380

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1109, 1516, 1895, 2218, 3790, 4436, 5545, 7580, 11090, 22180, 420311, 840622, 1681244, 2101555, 4203110, 8406220]

約数ペア:

[(1, 8406220), (2, 4203110), (4, 2101555), (5, 1681244), (10, 840622), (20, 420311), (379, 22180), (758, 11090), (1109, 7580), (1516, 5545), (1895, 4436), (2218, 3790)]