30564710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1999}}^1$

素因数の和:2156

約数の個数: 32

約数和(自身を含む): 60480000

約数和(自身を除く): 29915290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 1999, 3058, 3998, 7645, 9995, 15290, 19990, 21989, 43978, 109945, 219890, 277861, 555722, 1389305, 2778610, 3056471, 6112942, 15282355, 30564710]

約数ペア:

[(1, 30564710), (2, 15282355), (5, 6112942), (10, 3056471), (11, 2778610), (22, 1389305), (55, 555722), (110, 277861), (139, 219890), (278, 109945), (695, 43978), (1390, 21989), (1529, 19990), (1999, 15290), (3058, 9995), (3998, 7645)]