210980660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{25919}}^1$

素因数の和:25976

約数の個数: 48

約数和(自身を含む): 496419840

約数和(自身を除く): 285439180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 25919, 51838, 103676, 129595, 259190, 285109, 518380, 570218, 959003, 1140436, 1425545, 1918006, 2851090, 3836012, 4795015, 5702180, 9590030, 10549033, 19180060, 21098066, 42196132, 52745165, 105490330, 210980660]

約数ペア:

[(1, 210980660), (2, 105490330), (4, 52745165), (5, 42196132), (10, 21098066), (11, 19180060), (20, 10549033), (22, 9590030), (37, 5702180), (44, 4795015), (55, 3836012), (74, 2851090), (110, 1918006), (148, 1425545), (185, 1140436), (220, 959003), (370, 570218), (407, 518380), (740, 285109), (814, 259190), (1628, 129595), (2035, 103676), (4070, 51838), (8140, 25919)]