2556284

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{9001}}^1$

素因数の和:9076

約数の個数: 12

約数和(自身を含む): 4537008

約数和(自身を除く): 1980724

約数列:

[1, 2, 4, 71, 142, 284, 9001, 18002, 36004, 639071, 1278142, 2556284]

約数ペア:

[(1, 2556284), (2, 1278142), (4, 639071), (71, 36004), (142, 18002), (284, 9001)]