20201892740

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1\times {\mathrm{35339}}^1$

素因数の和:35732

約数の個数: 48

約数和(自身を含む): 42996623040

約数和(自身を除く): 22794730300

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 283, 404, 505, 566, 1010, 1132, 1415, 2020, 2830, 5660, 28583, 35339, 57166, 70678, 114332, 141356, 142915, 176695, 285830, 353390, 571660, 706780, 3569239, 7138478, 10000937, 14276956, 17846195, 20001874, 35692390, 40003748, 50004685, 71384780, 100009370, 200018740, 1010094637, 2020189274, 4040378548, 5050473185, 10100946370, 20201892740]

約数ペア:

[(1, 20201892740), (2, 10100946370), (4, 5050473185), (5, 4040378548), (10, 2020189274), (20, 1010094637), (101, 200018740), (202, 100009370), (283, 71384780), (404, 50004685), (505, 40003748), (566, 35692390), (1010, 20001874), (1132, 17846195), (1415, 14276956), (2020, 10000937), (2830, 7138478), (5660, 3569239), (28583, 706780), (35339, 571660), (57166, 353390), (70678, 285830), (114332, 176695), (141356, 142915)]