51569420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19387}}^1$

素因数の和:19422

約数の個数: 48

約数和(自身を含む): 130287360

約数和(自身を除く): 78717940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 19387, 38774, 77548, 96935, 135709, 193870, 271418, 368353, 387740, 542836, 678545, 736706, 1357090, 1473412, 1841765, 2578471, 2714180, 3683530, 5156942, 7367060, 10313884, 12892355, 25784710, 51569420]

約数ペア:

[(1, 51569420), (2, 25784710), (4, 12892355), (5, 10313884), (7, 7367060), (10, 5156942), (14, 3683530), (19, 2714180), (20, 2578471), (28, 1841765), (35, 1473412), (38, 1357090), (70, 736706), (76, 678545), (95, 542836), (133, 387740), (140, 368353), (190, 271418), (266, 193870), (380, 135709), (532, 96935), (665, 77548), (1330, 38774), (2660, 19387)]