1279227740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{52817}}^1$

素因数の和:53006

約数の個数: 48

約数和(自身を含む): 3087951552

約数和(自身を除く): 1808723812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1730, 2422, 3460, 4844, 6055, 12110, 24220, 52817, 105634, 211268, 264085, 369719, 528170, 739438, 1056340, 1478876, 1848595, 3697190, 7394380, 9137341, 18274682, 36549364, 45686705, 63961387, 91373410, 127922774, 182746820, 255845548, 319806935, 639613870, 1279227740]

約数ペア:

[(1, 1279227740), (2, 639613870), (4, 319806935), (5, 255845548), (7, 182746820), (10, 127922774), (14, 91373410), (20, 63961387), (28, 45686705), (35, 36549364), (70, 18274682), (140, 9137341), (173, 7394380), (346, 3697190), (692, 1848595), (865, 1478876), (1211, 1056340), (1730, 739438), (2422, 528170), (3460, 369719), (4844, 264085), (6055, 211268), (12110, 105634), (24220, 52817)]