2021777650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{51907}}^1$

素因数の和:51979

約数の個数: 48

約数和(自身を含む): 4055052960

約数和(自身を除く): 2033275310

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 475, 779, 950, 1025, 1558, 2050, 3895, 7790, 19475, 38950, 51907, 103814, 259535, 519070, 986233, 1297675, 1972466, 2128187, 2595350, 4256374, 4931165, 9862330, 10640935, 21281870, 24655825, 40435553, 49311650, 53204675, 80871106, 106409350, 202177765, 404355530, 1010888825, 2021777650]

約数ペア:

[(1, 2021777650), (2, 1010888825), (5, 404355530), (10, 202177765), (19, 106409350), (25, 80871106), (38, 53204675), (41, 49311650), (50, 40435553), (82, 24655825), (95, 21281870), (190, 10640935), (205, 9862330), (410, 4931165), (475, 4256374), (779, 2595350), (950, 2128187), (1025, 1972466), (1558, 1297675), (2050, 986233), (3895, 519070), (7790, 259535), (19475, 103814), (38950, 51907)]