31900660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3919}}^1$

素因数の和:3976

約数の個数: 48

約数和(自身を含む): 75075840

約数和(自身を除く): 43175180

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, 3919, 4070, 7838, 8140, 15676, 19595, 39190, 43109, 78380, 86218, 145003, 172436, 215545, 290006, 431090, 580012, 725015, 862180, 1450030, 1595033, 2900060, 3190066, 6380132, 7975165, 15950330, 31900660]

約数ペア:

[(1, 31900660), (2, 15950330), (4, 7975165), (5, 6380132), (10, 3190066), (11, 2900060), (20, 1595033), (22, 1450030), (37, 862180), (44, 725015), (55, 580012), (74, 431090), (110, 290006), (148, 215545), (185, 172436), (220, 145003), (370, 86218), (407, 78380), (740, 43109), (814, 39190), (1628, 19595), (2035, 15676), (3919, 8140), (4070, 7838)]