8271460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21767}}^1$

素因数の和:21795

約数の個数: 24

約数和(自身を含む): 18285120

約数和(自身を除く): 10013660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 21767, 43534, 87068, 108835, 217670, 413573, 435340, 827146, 1654292, 2067865, 4135730, 8271460]

約数ペア:

[(1, 8271460), (2, 4135730), (4, 2067865), (5, 1654292), (10, 827146), (19, 435340), (20, 413573), (38, 217670), (76, 108835), (95, 87068), (190, 43534), (380, 21767)]