28593740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1223}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 69092352

約数和(自身を除く): 40498612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 835, 1169, 1223, 1670, 2338, 2446, 3340, 4676, 4892, 5845, 6115, 8561, 11690, 12230, 17122, 23380, 24460, 34244, 42805, 85610, 171220, 204241, 408482, 816964, 1021205, 1429687, 2042410, 2859374, 4084820, 5718748, 7148435, 14296870, 28593740]

約数ペア:

[(1, 28593740), (2, 14296870), (4, 7148435), (5, 5718748), (7, 4084820), (10, 2859374), (14, 2042410), (20, 1429687), (28, 1021205), (35, 816964), (70, 408482), (140, 204241), (167, 171220), (334, 85610), (668, 42805), (835, 34244), (1169, 24460), (1223, 23380), (1670, 17122), (2338, 12230), (2446, 11690), (3340, 8561), (4676, 6115), (4892, 5845)]