19171040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17117}}^1$

素因数の和:17139

約数の個数: 48

約数和(自身を含む): 51764832

約数和(自身を除く): 32593792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 17117, 34234, 68468, 85585, 119819, 136936, 171170, 239638, 273872, 342340, 479276, 547744, 599095, 684680, 958552, 1198190, 1369360, 1917104, 2396380, 2738720, 3834208, 4792760, 9585520, 19171040]

約数ペア:

[(1, 19171040), (2, 9585520), (4, 4792760), (5, 3834208), (7, 2738720), (8, 2396380), (10, 1917104), (14, 1369360), (16, 1198190), (20, 958552), (28, 684680), (32, 599095), (35, 547744), (40, 479276), (56, 342340), (70, 273872), (80, 239638), (112, 171170), (140, 136936), (160, 119819), (224, 85585), (280, 68468), (560, 34234), (1120, 17117)]