2559956

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:408

約数の個数: 36

約数和(自身を含む): 5367348

約数和(自身を除く): 2807392

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 353, 518, 706, 1036, 1412, 1813, 2471, 3626, 4942, 7252, 9884, 13061, 17297, 26122, 34594, 52244, 69188, 91427, 182854, 365708, 639989, 1279978, 2559956]

約数ペア:

[(1, 2559956), (2, 1279978), (4, 639989), (7, 365708), (14, 182854), (28, 91427), (37, 69188), (49, 52244), (74, 34594), (98, 26122), (148, 17297), (196, 13061), (259, 9884), (353, 7252), (518, 4942), (706, 3626), (1036, 2471), (1412, 1813)]