2220442

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{797}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 3830400

約数和(自身を除く): 1609958

約数列:

[1, 2, 7, 14, 199, 398, 797, 1393, 1594, 2786, 5579, 11158, 158603, 317206, 1110221, 2220442]

約数ペア:

[(1, 2220442), (2, 1110221), (7, 317206), (14, 158603), (199, 11158), (398, 5579), (797, 2786), (1393, 1594)]