8270260

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1609}}^1$

素因数の和:1875

約数の個数: 24

約数和(自身を含む): 17445960

約数和(自身を除く): 9175700

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 1609, 2570, 3218, 5140, 6436, 8045, 16090, 32180, 413513, 827026, 1654052, 2067565, 4135130, 8270260]

約数ペア:

[(1, 8270260), (2, 4135130), (4, 2067565), (5, 1654052), (10, 827026), (20, 413513), (257, 32180), (514, 16090), (1028, 8045), (1285, 6436), (1609, 5140), (2570, 3218)]