28682740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2909}}^1$

素因数の和:2964

約数の個数: 48

約数和(自身を含む): 65998800

約数和(自身を除く): 37316060

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 2909, 4930, 5818, 9860, 11636, 14545, 29090, 49453, 58180, 84361, 98906, 168722, 197812, 247265, 337444, 421805, 494530, 843610, 989060, 1434137, 1687220, 2868274, 5736548, 7170685, 14341370, 28682740]

約数ペア:

[(1, 28682740), (2, 14341370), (4, 7170685), (5, 5736548), (10, 2868274), (17, 1687220), (20, 1434137), (29, 989060), (34, 843610), (58, 494530), (68, 421805), (85, 337444), (116, 247265), (145, 197812), (170, 168722), (290, 98906), (340, 84361), (493, 58180), (580, 49453), (986, 29090), (1972, 14545), (2465, 11636), (2909, 9860), (4930, 5818)]