518390210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1873}}^1\times {\mathrm{2129}}^1$

素因数の和:4022

約数の個数: 32

約数和(自身を含む): 1005888240

約数和(自身を除く): 487498030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1873, 2129, 3746, 4258, 9365, 10645, 18730, 21290, 24349, 27677, 48698, 55354, 121745, 138385, 243490, 276770, 3987617, 7975234, 19938085, 39876170, 51839021, 103678042, 259195105, 518390210]

約数ペア:

[(1, 518390210), (2, 259195105), (5, 103678042), (10, 51839021), (13, 39876170), (26, 19938085), (65, 7975234), (130, 3987617), (1873, 276770), (2129, 243490), (3746, 138385), (4258, 121745), (9365, 55354), (10645, 48698), (18730, 27677), (21290, 24349)]