13278860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{94849}}^1$

素因数の和:94865

約数の個数: 24

約数和(自身を含む): 31869600

約数和(自身を除く): 18590740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 94849, 189698, 379396, 474245, 663943, 948490, 1327886, 1896980, 2655772, 3319715, 6639430, 13278860]

約数ペア:

[(1, 13278860), (2, 6639430), (4, 3319715), (5, 2655772), (7, 1896980), (10, 1327886), (14, 948490), (20, 663943), (28, 474245), (35, 379396), (70, 189698), (140, 94849)]