7848140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1087}}^1$

素因数の和:1134

約数の個数: 36

約数和(自身を含む): 17410176

約数和(自身を除く): 9562036

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1087, 1444, 1805, 2174, 3610, 4348, 5435, 7220, 10870, 20653, 21740, 41306, 82612, 103265, 206530, 392407, 413060, 784814, 1569628, 1962035, 3924070, 7848140]

約数ペア:

[(1, 7848140), (2, 3924070), (4, 1962035), (5, 1569628), (10, 784814), (19, 413060), (20, 392407), (38, 206530), (76, 103265), (95, 82612), (190, 41306), (361, 21740), (380, 20653), (722, 10870), (1087, 7220), (1444, 5435), (1805, 4348), (2174, 3610)]