11982320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21397}}^1$

素因数の和:21417

約数の個数: 40

約数和(自身を含む): 31840224

約数和(自身を除く): 19857904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21397, 42794, 85588, 106985, 149779, 171176, 213970, 299558, 342352, 427940, 599116, 748895, 855880, 1198232, 1497790, 1711760, 2396464, 2995580, 5991160, 11982320]

約数ペア:

[(1, 11982320), (2, 5991160), (4, 2995580), (5, 2396464), (7, 1711760), (8, 1497790), (10, 1198232), (14, 855880), (16, 748895), (20, 599116), (28, 427940), (35, 342352), (40, 299558), (56, 213970), (70, 171176), (80, 149779), (112, 106985), (140, 85588), (280, 42794), (560, 21397)]