13722640

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{509}}^1$

素因数の和:859

約数の個数: 40

約数和(自身を含む): 32062680

約数和(自身を除く): 18340040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 509, 674, 1018, 1348, 1685, 2036, 2545, 2696, 3370, 4072, 5090, 5392, 6740, 8144, 10180, 13480, 20360, 26960, 40720, 171533, 343066, 686132, 857665, 1372264, 1715330, 2744528, 3430660, 6861320, 13722640]

約数ペア:

[(1, 13722640), (2, 6861320), (4, 3430660), (5, 2744528), (8, 1715330), (10, 1372264), (16, 857665), (20, 686132), (40, 343066), (80, 171533), (337, 40720), (509, 26960), (674, 20360), (1018, 13480), (1348, 10180), (1685, 8144), (2036, 6740), (2545, 5392), (2696, 5090), (3370, 4072)]