33313960

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2141}}^1$

素因数の和:2541

約数の個数: 32

約数和(自身を含む): 75184200

約数和(自身を除く): 41870240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 2141, 3112, 3890, 4282, 7780, 8564, 10705, 15560, 17128, 21410, 42820, 85640, 832849, 1665698, 3331396, 4164245, 6662792, 8328490, 16656980, 33313960]

約数ペア:

[(1, 33313960), (2, 16656980), (4, 8328490), (5, 6662792), (8, 4164245), (10, 3331396), (20, 1665698), (40, 832849), (389, 85640), (778, 42820), (1556, 21410), (1945, 17128), (2141, 15560), (3112, 10705), (3890, 8564), (4282, 7780)]