39915260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25919}}^1$

素因数の和:25946

約数の個数: 48

約数和(自身を含む): 104509440

約数和(自身を除く): 64594180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 25919, 51838, 103676, 129595, 181433, 259190, 285109, 362866, 518380, 570218, 725732, 907165, 1140436, 1425545, 1814330, 1995763, 2851090, 3628660, 3991526, 5702180, 7983052, 9978815, 19957630, 39915260]

約数ペア:

[(1, 39915260), (2, 19957630), (4, 9978815), (5, 7983052), (7, 5702180), (10, 3991526), (11, 3628660), (14, 2851090), (20, 1995763), (22, 1814330), (28, 1425545), (35, 1140436), (44, 907165), (55, 725732), (70, 570218), (77, 518380), (110, 362866), (140, 285109), (154, 259190), (220, 181433), (308, 129595), (385, 103676), (770, 51838), (1540, 25919)]