2678860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7879}}^1$

素因数の和:7905

約数の個数: 24

約数和(自身を含む): 5957280

約数和(自身を除く): 3278420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 7879, 15758, 31516, 39395, 78790, 133943, 157580, 267886, 535772, 669715, 1339430, 2678860]

約数ペア:

[(1, 2678860), (2, 1339430), (4, 669715), (5, 535772), (10, 267886), (17, 157580), (20, 133943), (34, 78790), (68, 39395), (85, 31516), (170, 15758), (340, 7879)]