55886960

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1979}}^1$

素因数の和:2345

約数の個数: 40

約数和(自身を含む): 130371120

約数和(自身を除く): 74484160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 1979, 2824, 3530, 3958, 5648, 7060, 7916, 9895, 14120, 15832, 19790, 28240, 31664, 39580, 79160, 158320, 698587, 1397174, 2794348, 3492935, 5588696, 6985870, 11177392, 13971740, 27943480, 55886960]

約数ペア:

[(1, 55886960), (2, 27943480), (4, 13971740), (5, 11177392), (8, 6985870), (10, 5588696), (16, 3492935), (20, 2794348), (40, 1397174), (80, 698587), (353, 158320), (706, 79160), (1412, 39580), (1765, 31664), (1979, 28240), (2824, 19790), (3530, 15832), (3958, 14120), (5648, 9895), (7060, 7916)]