79486820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11587}}^1$

素因数の和:11617

約数の個数: 48

約数和(自身を含む): 194678400

約数和(自身を除く): 115191580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 11587, 23174, 46348, 57935, 81109, 115870, 162218, 231740, 324436, 405545, 567763, 811090, 1135526, 1622180, 2271052, 2838815, 3974341, 5677630, 7948682, 11355260, 15897364, 19871705, 39743410, 79486820]

約数ペア:

[(1, 79486820), (2, 39743410), (4, 19871705), (5, 15897364), (7, 11355260), (10, 7948682), (14, 5677630), (20, 3974341), (28, 2838815), (35, 2271052), (49, 1622180), (70, 1135526), (98, 811090), (140, 567763), (196, 405545), (245, 324436), (343, 231740), (490, 162218), (686, 115870), (980, 81109), (1372, 57935), (1715, 46348), (3430, 23174), (6860, 11587)]