277060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1979}}^1$

素因数の和:1995

約数の個数: 24

約数和(自身を含む): 665280

約数和(自身を除く): 388220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1979, 3958, 7916, 9895, 13853, 19790, 27706, 39580, 55412, 69265, 138530, 277060]

約数ペア:

[(1, 277060), (2, 138530), (4, 69265), (5, 55412), (7, 39580), (10, 27706), (14, 19790), (20, 13853), (28, 9895), (35, 7916), (70, 3958), (140, 1979)]