20192421580

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1051}}^1\times {\mathrm{6911}}^1$

素因数の和:8110

約数の個数: 48

約数和(自身を含む): 42755973120

約数和(自身を除く): 22563551540

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1051, 1390, 2102, 2780, 4204, 5255, 6911, 10510, 13822, 21020, 27644, 34555, 69110, 138220, 146089, 292178, 584356, 730445, 960629, 1460890, 1921258, 2921780, 3842516, 4803145, 7263461, 9606290, 14526922, 19212580, 29053844, 36317305, 72634610, 145269220, 1009621079, 2019242158, 4038484316, 5048105395, 10096210790, 20192421580]

約数ペア:

[(1, 20192421580), (2, 10096210790), (4, 5048105395), (5, 4038484316), (10, 2019242158), (20, 1009621079), (139, 145269220), (278, 72634610), (556, 36317305), (695, 29053844), (1051, 19212580), (1390, 14526922), (2102, 9606290), (2780, 7263461), (4204, 4803145), (5255, 3842516), (6911, 2921780), (10510, 1921258), (13822, 1460890), (21020, 960629), (27644, 730445), (34555, 584356), (69110, 292178), (138220, 146089)]