814331420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{135271}}^1$

素因数の和:135330

約数の個数: 48

約数和(自身を含む): 1999861248

約数和(自身を除く): 1185529828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 135271, 270542, 541084, 676355, 946897, 1352710, 1893794, 2705420, 3787588, 4734485, 5816653, 9468970, 11633306, 18937940, 23266612, 29083265, 40716571, 58166530, 81433142, 116333060, 162866284, 203582855, 407165710, 814331420]

約数ペア:

[(1, 814331420), (2, 407165710), (4, 203582855), (5, 162866284), (7, 116333060), (10, 81433142), (14, 58166530), (20, 40716571), (28, 29083265), (35, 23266612), (43, 18937940), (70, 11633306), (86, 9468970), (140, 5816653), (172, 4734485), (215, 3787588), (301, 2705420), (430, 1893794), (602, 1352710), (860, 946897), (1204, 676355), (1505, 541084), (3010, 270542), (6020, 135271)]