20131086680

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2088287}}^1$

素因数の和:2088539

約数の個数: 32

約数和(自身を含む): 45482912640

約数和(自身を除く): 25351825960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 2088287, 4176574, 8353148, 10441435, 16706296, 20882870, 41765740, 83531480, 503277167, 1006554334, 2013108668, 2516385835, 4026217336, 5032771670, 10065543340, 20131086680]

約数ペア:

[(1, 20131086680), (2, 10065543340), (4, 5032771670), (5, 4026217336), (8, 2516385835), (10, 2013108668), (20, 1006554334), (40, 503277167), (241, 83531480), (482, 41765740), (964, 20882870), (1205, 16706296), (1928, 10441435), (2410, 8353148), (4820, 4176574), (9640, 2088287)]