7145740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 17563392

約数和(自身を除く): 10417652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1187, 1204, 1505, 2374, 3010, 4748, 5935, 6020, 8309, 11870, 16618, 23740, 33236, 41545, 51041, 83090, 102082, 166180, 204164, 255205, 357287, 510410, 714574, 1020820, 1429148, 1786435, 3572870, 7145740]

約数ペア:

[(1, 7145740), (2, 3572870), (4, 1786435), (5, 1429148), (7, 1020820), (10, 714574), (14, 510410), (20, 357287), (28, 255205), (35, 204164), (43, 166180), (70, 102082), (86, 83090), (140, 51041), (172, 41545), (215, 33236), (301, 23740), (430, 16618), (602, 11870), (860, 8309), (1187, 6020), (1204, 5935), (1505, 4748), (2374, 3010)]