51327220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{701}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 123596928

約数和(自身を除く): 72269708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 701, 1046, 1402, 2092, 2615, 2804, 3505, 3661, 4907, 5230, 7010, 7322, 9814, 10460, 14020, 14644, 18305, 19628, 24535, 36610, 49070, 73220, 98140, 366623, 733246, 1466492, 1833115, 2566361, 3666230, 5132722, 7332460, 10265444, 12831805, 25663610, 51327220]

約数ペア:

[(1, 51327220), (2, 25663610), (4, 12831805), (5, 10265444), (7, 7332460), (10, 5132722), (14, 3666230), (20, 2566361), (28, 1833115), (35, 1466492), (70, 733246), (140, 366623), (523, 98140), (701, 73220), (1046, 49070), (1402, 36610), (2092, 24535), (2615, 19628), (2804, 18305), (3505, 14644), (3661, 14020), (4907, 10460), (5230, 9814), (7010, 7322)]