27943480

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1979}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 63082800

約数和(自身を除く): 35139320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 1979, 2824, 3530, 3958, 7060, 7916, 9895, 14120, 15832, 19790, 39580, 79160, 698587, 1397174, 2794348, 3492935, 5588696, 6985870, 13971740, 27943480]

約数ペア:

[(1, 27943480), (2, 13971740), (4, 6985870), (5, 5588696), (8, 3492935), (10, 2794348), (20, 1397174), (40, 698587), (353, 79160), (706, 39580), (1412, 19790), (1765, 15832), (1979, 14120), (2824, 9895), (3530, 7916), (3958, 7060)]