164029540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{112349}}^1$

素因数の和:112431

約数の個数: 24

約数和(自身を含む): 349183800

約数和(自身を除く): 185154260

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 112349, 224698, 449396, 561745, 1123490, 2246980, 8201477, 16402954, 32805908, 41007385, 82014770, 164029540]

約数ペア:

[(1, 164029540), (2, 82014770), (4, 41007385), (5, 32805908), (10, 16402954), (20, 8201477), (73, 2246980), (146, 1123490), (292, 561745), (365, 449396), (730, 224698), (1460, 112349)]