19618900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{28027}}^1$

素因数の和:28048

約数の個数: 36

約数和(自身を含む): 48656608

約数和(自身を除く): 29037708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 28027, 56054, 112108, 140135, 196189, 280270, 392378, 560540, 700675, 784756, 980945, 1401350, 1961890, 2802700, 3923780, 4904725, 9809450, 19618900]

約数ペア:

[(1, 19618900), (2, 9809450), (4, 4904725), (5, 3923780), (7, 2802700), (10, 1961890), (14, 1401350), (20, 980945), (25, 784756), (28, 700675), (35, 560540), (50, 392378), (70, 280270), (100, 196189), (140, 140135), (175, 112108), (350, 56054), (700, 28027)]