84103280

素因数分解:

$2^4\times 5^1\times {\mathrm{1051291}}^1$

素因数の和:1051304

約数の個数: 20

約数和(自身を含む): 195540312

約数和(自身を除く): 111437032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1051291, 2102582, 4205164, 5256455, 8410328, 10512910, 16820656, 21025820, 42051640, 84103280]

約数ペア:

[(1, 84103280), (2, 42051640), (4, 21025820), (5, 16820656), (8, 10512910), (10, 8410328), (16, 5256455), (20, 4205164), (40, 2102582), (80, 1051291)]