40551248

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{28477}}^1$

素因数の和:28574

約数の個数: 20

約数和(自身を含む): 79453620

約数和(自身を除く): 38902372

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 28477, 56954, 113908, 227816, 455632, 2534453, 5068906, 10137812, 20275624, 40551248]

約数ペア:

[(1, 40551248), (2, 20275624), (4, 10137812), (8, 5068906), (16, 2534453), (89, 455632), (178, 227816), (356, 113908), (712, 56954), (1424, 28477)]