15068140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2087}}^1$

素因数の和:2134

約数の個数: 36

約数和(自身を含む): 33412176

約数和(自身を除く): 18344036

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 2087, 3610, 4174, 7220, 8348, 10435, 20870, 39653, 41740, 79306, 158612, 198265, 396530, 753407, 793060, 1506814, 3013628, 3767035, 7534070, 15068140]

約数ペア:

[(1, 15068140), (2, 7534070), (4, 3767035), (5, 3013628), (10, 1506814), (19, 793060), (20, 753407), (38, 396530), (76, 198265), (95, 158612), (190, 79306), (361, 41740), (380, 39653), (722, 20870), (1444, 10435), (1805, 8348), (2087, 7220), (3610, 4174)]