4238020

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{677}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 8941464

約数和(自身を除く): 4703444

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 677, 1252, 1354, 1565, 2708, 3130, 3385, 6260, 6770, 13540, 211901, 423802, 847604, 1059505, 2119010, 4238020]

約数ペア:

[(1, 4238020), (2, 2119010), (4, 1059505), (5, 847604), (10, 423802), (20, 211901), (313, 13540), (626, 6770), (677, 6260), (1252, 3385), (1354, 3130), (1565, 2708)]