15690640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{28019}}^1$

素因数の和:28039

約数の個数: 40

約数和(自身を含む): 41693760

約数和(自身を除く): 26003120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 28019, 56038, 112076, 140095, 196133, 224152, 280190, 392266, 448304, 560380, 784532, 980665, 1120760, 1569064, 1961330, 2241520, 3138128, 3922660, 7845320, 15690640]

約数ペア:

[(1, 15690640), (2, 7845320), (4, 3922660), (5, 3138128), (7, 2241520), (8, 1961330), (10, 1569064), (14, 1120760), (16, 980665), (20, 784532), (28, 560380), (35, 448304), (40, 392266), (56, 280190), (70, 224152), (80, 196133), (112, 140095), (140, 112076), (280, 56038), (560, 28019)]