5319280

素因数分解:

$2^4\times 5^1\times {\mathrm{66491}}^1$

素因数の和:66504

約数の個数: 20

約数和(自身を含む): 12367512

約数和(自身を除く): 7048232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 66491, 132982, 265964, 332455, 531928, 664910, 1063856, 1329820, 2659640, 5319280]

約数ペア:

[(1, 5319280), (2, 2659640), (4, 1329820), (5, 1063856), (8, 664910), (10, 531928), (16, 332455), (20, 265964), (40, 132982), (80, 66491)]