4511180

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1069}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 9527280

約数和(自身を除く): 5016100

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1069, 2110, 2138, 4220, 4276, 5345, 10690, 21380, 225559, 451118, 902236, 1127795, 2255590, 4511180]

約数ペア:

[(1, 4511180), (2, 2255590), (4, 1127795), (5, 902236), (10, 451118), (20, 225559), (211, 21380), (422, 10690), (844, 5345), (1055, 4276), (1069, 4220), (2110, 2138)]