55920220

素因数分解:

$2^2\times 5^1\times {\mathrm{2796011}}^1$

素因数の和:2796020

約数の個数: 12

約数和(自身を含む): 117432504

約数和(自身を除く): 61512284

約数列:

[1, 2, 4, 5, 10, 20, 2796011, 5592022, 11184044, 13980055, 27960110, 55920220]

約数ペア:

[(1, 55920220), (2, 27960110), (4, 13980055), (5, 11184044), (10, 5592022), (20, 2796011)]