12122320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21647}}^1$

素因数の和:21667

約数の個数: 40

約数和(自身を含む): 32212224

約数和(自身を除く): 20089904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21647, 43294, 86588, 108235, 151529, 173176, 216470, 303058, 346352, 432940, 606116, 757645, 865880, 1212232, 1515290, 1731760, 2424464, 3030580, 6061160, 12122320]

約数ペア:

[(1, 12122320), (2, 6061160), (4, 3030580), (5, 2424464), (7, 1731760), (8, 1515290), (10, 1212232), (14, 865880), (16, 757645), (20, 606116), (28, 432940), (35, 346352), (40, 303058), (56, 216470), (70, 173176), (80, 151529), (112, 108235), (140, 86588), (280, 43294), (560, 21647)]