2257610420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{68371}}^1$

素因数の和:68520

約数の個数: 48

約数和(自身を含む): 5145950208

約数和(自身を除く): 2888339788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 16510, 33020, 68371, 136742, 273484, 341855, 683710, 888823, 1367420, 1777646, 3555292, 4444115, 8683117, 8888230, 17366234, 17776460, 34732468, 43415585, 86831170, 112880521, 173662340, 225761042, 451522084, 564402605, 1128805210, 2257610420]

約数ペア:

[(1, 2257610420), (2, 1128805210), (4, 564402605), (5, 451522084), (10, 225761042), (13, 173662340), (20, 112880521), (26, 86831170), (52, 43415585), (65, 34732468), (127, 17776460), (130, 17366234), (254, 8888230), (260, 8683117), (508, 4444115), (635, 3555292), (1270, 1777646), (1651, 1367420), (2540, 888823), (3302, 683710), (6604, 341855), (8255, 273484), (16510, 136742), (33020, 68371)]