12619180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3919}}^1$

素因数の和:3958

約数の個数: 48

約数和(自身を含む): 31610880

約数和(自身を除く): 18991700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 3919, 7838, 15676, 19595, 27433, 39190, 54866, 78380, 90137, 109732, 137165, 180274, 274330, 360548, 450685, 548660, 630959, 901370, 1261918, 1802740, 2523836, 3154795, 6309590, 12619180]

約数ペア:

[(1, 12619180), (2, 6309590), (4, 3154795), (5, 2523836), (7, 1802740), (10, 1261918), (14, 901370), (20, 630959), (23, 548660), (28, 450685), (35, 360548), (46, 274330), (70, 180274), (92, 137165), (115, 109732), (140, 90137), (161, 78380), (230, 54866), (322, 39190), (460, 27433), (644, 19595), (805, 15676), (1610, 7838), (3220, 3919)]