80451924220

素因数分解:

$2^2\times 5^1\times {\mathrm{4022596211}}^1$

素因数の和:4022596220

約数の個数: 12

約数和(自身を含む): 168949040904

約数和(自身を除く): 88497116684

約数列:

[1, 2, 4, 5, 10, 20, 4022596211, 8045192422, 16090384844, 20112981055, 40225962110, 80451924220]

約数ペア:

[(1, 80451924220), (2, 40225962110), (4, 20112981055), (5, 16090384844), (10, 8045192422), (20, 4022596211)]