188720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{337}}^1$

素因数の和:357

約数の個数: 40

約数和(自身を含む): 502944

約数和(自身を除く): 314224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 337, 560, 674, 1348, 1685, 2359, 2696, 3370, 4718, 5392, 6740, 9436, 11795, 13480, 18872, 23590, 26960, 37744, 47180, 94360, 188720]

約数ペア:

[(1, 188720), (2, 94360), (4, 47180), (5, 37744), (7, 26960), (8, 23590), (10, 18872), (14, 13480), (16, 11795), (20, 9436), (28, 6740), (35, 5392), (40, 4718), (56, 3370), (70, 2696), (80, 2359), (112, 1685), (140, 1348), (280, 674), (337, 560)]