20186180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6269}}^1$

素因数の和:6308

約数の個数: 48

約数和(自身を含む): 50561280

約数和(自身を除く): 30375100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 6269, 12538, 25076, 31345, 43883, 62690, 87766, 125380, 144187, 175532, 219415, 288374, 438830, 576748, 720935, 877660, 1009309, 1441870, 2018618, 2883740, 4037236, 5046545, 10093090, 20186180]

約数ペア:

[(1, 20186180), (2, 10093090), (4, 5046545), (5, 4037236), (7, 2883740), (10, 2018618), (14, 1441870), (20, 1009309), (23, 877660), (28, 720935), (35, 576748), (46, 438830), (70, 288374), (92, 219415), (115, 175532), (140, 144187), (161, 125380), (230, 87766), (322, 62690), (460, 43883), (644, 31345), (805, 25076), (1610, 12538), (3220, 6269)]