834853640

素因数分解:

$2^3\times 5^1\times {\mathrm{20871341}}^1$

素因数の和:20871352

約数の個数: 16

約数和(自身を含む): 1878420780

約数和(自身を除く): 1043567140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 20871341, 41742682, 83485364, 104356705, 166970728, 208713410, 417426820, 834853640]

約数ペア:

[(1, 834853640), (2, 417426820), (4, 208713410), (5, 166970728), (8, 104356705), (10, 83485364), (20, 41742682), (40, 20871341)]