1326560

素因数分解:

$2^5\times 5^1\times {\mathrm{8291}}^1$

素因数の和:8306

約数の個数: 24

約数和(自身を含む): 3134376

約数和(自身を除く): 1807816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 8291, 16582, 33164, 41455, 66328, 82910, 132656, 165820, 265312, 331640, 663280, 1326560]

約数ペア:

[(1, 1326560), (2, 663280), (4, 331640), (5, 265312), (8, 165820), (10, 132656), (16, 82910), (20, 66328), (32, 41455), (40, 33164), (80, 16582), (160, 8291)]