138210440

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{10253}}^1$

素因数の和:10601

約数の個数: 32

約数和(自身を含む): 311926680

約数和(自身を除く): 173716240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6740, 10253, 13480, 20506, 41012, 51265, 82024, 102530, 205060, 410120, 3455261, 6910522, 13821044, 17276305, 27642088, 34552610, 69105220, 138210440]

約数ペア:

[(1, 138210440), (2, 69105220), (4, 34552610), (5, 27642088), (8, 17276305), (10, 13821044), (20, 6910522), (40, 3455261), (337, 410120), (674, 205060), (1348, 102530), (1685, 82024), (2696, 51265), (3370, 41012), (6740, 20506), (10253, 13480)]