40470284

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{142501}}^1$

素因数の和:142576

約数の個数: 12

約数和(自身を含む): 71821008

約数和(自身を除く): 31350724

約数列:

[1, 2, 4, 71, 142, 284, 142501, 285002, 570004, 10117571, 20235142, 40470284]

約数ペア:

[(1, 40470284), (2, 20235142), (4, 10117571), (71, 570004), (142, 285002), (284, 142501)]