20280108

素因数分解:

$2^2\times 3^1\times {\mathrm{1690009}}^1$

素因数の和:1690016

約数の個数: 12

約数和(自身を含む): 47320280

約数和(自身を除く): 27040172

約数列:

[1, 2, 3, 4, 6, 12, 1690009, 3380018, 5070027, 6760036, 10140054, 20280108]

約数ペア:

[(1, 20280108), (2, 10140054), (3, 6760036), (4, 5070027), (6, 3380018), (12, 1690009)]