27793220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15271}}^1$

素因数の和:15300

約数の個数: 48

約数和(自身を含む): 71839488

約数和(自身を除く): 44046268

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 15271, 30542, 61084, 76355, 106897, 152710, 198523, 213794, 305420, 397046, 427588, 534485, 794092, 992615, 1068970, 1389661, 1985230, 2137940, 2779322, 3970460, 5558644, 6948305, 13896610, 27793220]

約数ペア:

[(1, 27793220), (2, 13896610), (4, 6948305), (5, 5558644), (7, 3970460), (10, 2779322), (13, 2137940), (14, 1985230), (20, 1389661), (26, 1068970), (28, 992615), (35, 794092), (52, 534485), (65, 427588), (70, 397046), (91, 305420), (130, 213794), (140, 198523), (182, 152710), (260, 106897), (364, 76355), (455, 61084), (910, 30542), (1820, 15271)]