7948413060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{18924793}}^1$

素因数の和:18924812

約数の個数: 48

約数和(自身を含む): 25434923136

約数和(自身を除く): 17486510076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 18924793, 37849586, 56774379, 75699172, 94623965, 113548758, 132473551, 189247930, 227097516, 264947102, 283871895, 378495860, 397420653, 529894204, 567743790, 662367755, 794841306, 1135487580, 1324735510, 1589682612, 1987103265, 2649471020, 3974206530, 7948413060]

約数ペア:

[(1, 7948413060), (2, 3974206530), (3, 2649471020), (4, 1987103265), (5, 1589682612), (6, 1324735510), (7, 1135487580), (10, 794841306), (12, 662367755), (14, 567743790), (15, 529894204), (20, 397420653), (21, 378495860), (28, 283871895), (30, 264947102), (35, 227097516), (42, 189247930), (60, 132473551), (70, 113548758), (84, 94623965), (105, 75699172), (140, 56774379), (210, 37849586), (420, 18924793)]