2008266707060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{51309829}}^1$

素因数の和:51309960

約数の個数: 48

約数和(自身を含む): 4482426748800

約数和(自身を除く): 2474160041740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1030, 1957, 2060, 3914, 7828, 9785, 19570, 39140, 51309829, 102619658, 205239316, 256549145, 513098290, 974886751, 1026196580, 1949773502, 3899547004, 4874433755, 5284912387, 9748867510, 10569824774, 19497735020, 21139649548, 26424561935, 52849123870, 100413335353, 105698247740, 200826670706, 401653341412, 502066676765, 1004133353530, 2008266707060]

約数ペア:

[(1, 2008266707060), (2, 1004133353530), (4, 502066676765), (5, 401653341412), (10, 200826670706), (19, 105698247740), (20, 100413335353), (38, 52849123870), (76, 26424561935), (95, 21139649548), (103, 19497735020), (190, 10569824774), (206, 9748867510), (380, 5284912387), (412, 4874433755), (515, 3899547004), (1030, 1949773502), (1957, 1026196580), (2060, 974886751), (3914, 513098290), (7828, 256549145), (9785, 205239316), (19570, 102619658), (39140, 51309829)]