2220548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 4287360

約数和(自身を除く): 2066812

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 463, 926, 1199, 1852, 2398, 4796, 5093, 10186, 20372, 50467, 100934, 201868, 555137, 1110274, 2220548]

約数ペア:

[(1, 2220548), (2, 1110274), (4, 555137), (11, 201868), (22, 100934), (44, 50467), (109, 20372), (218, 10186), (436, 5093), (463, 4796), (926, 2398), (1199, 1852)]