4080976880

素因数分解:

$2^4\times 5^1\times {\mathrm{51012211}}^1$

素因数の和:51012224

約数の個数: 20

約数和(自身を含む): 9488271432

約数和(自身を除く): 5407294552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 51012211, 102024422, 204048844, 255061055, 408097688, 510122110, 816195376, 1020244220, 2040488440, 4080976880]

約数ペア:

[(1, 4080976880), (2, 2040488440), (4, 1020244220), (5, 816195376), (8, 510122110), (10, 408097688), (16, 255061055), (20, 204048844), (40, 102024422), (80, 51012211)]