20161172960

素因数分解:

$2^5\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{85661}}^1$

素因数の和:87147

約数の個数: 48

約数和(自身を含む): 47663707392

約数和(自身を除く): 27502534432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1471, 2942, 5884, 7355, 11768, 14710, 23536, 29420, 47072, 58840, 85661, 117680, 171322, 235360, 342644, 428305, 685288, 856610, 1370576, 1713220, 2741152, 3426440, 6852880, 13705760, 126007331, 252014662, 504029324, 630036655, 1008058648, 1260073310, 2016117296, 2520146620, 4032234592, 5040293240, 10080586480, 20161172960]

約数ペア:

[(1, 20161172960), (2, 10080586480), (4, 5040293240), (5, 4032234592), (8, 2520146620), (10, 2016117296), (16, 1260073310), (20, 1008058648), (32, 630036655), (40, 504029324), (80, 252014662), (160, 126007331), (1471, 13705760), (2942, 6852880), (5884, 3426440), (7355, 2741152), (11768, 1713220), (14710, 1370576), (23536, 856610), (29420, 685288), (47072, 428305), (58840, 342644), (85661, 235360), (117680, 171322)]