1980104

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1893

約数の個数: 32

約数和(自身を含む): 4468800

約数和(自身を除く): 2488696

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1861, 3722, 7444, 13027, 14888, 26054, 35359, 52108, 70718, 104216, 141436, 247513, 282872, 495026, 990052, 1980104]

約数ペア:

[(1, 1980104), (2, 990052), (4, 495026), (7, 282872), (8, 247513), (14, 141436), (19, 104216), (28, 70718), (38, 52108), (56, 35359), (76, 26054), (133, 14888), (152, 13027), (266, 7444), (532, 3722), (1064, 1861)]