7969880

素因数分解:

$2^3\times 5^1\times {\mathrm{199247}}^1$

素因数の和:199258

約数の個数: 16

約数和(自身を含む): 17932320

約数和(自身を除く): 9962440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199247, 398494, 796988, 996235, 1593976, 1992470, 3984940, 7969880]

約数ペア:

[(1, 7969880), (2, 3984940), (4, 1992470), (5, 1593976), (8, 996235), (10, 796988), (20, 398494), (40, 199247)]