33251720

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2137}}^1$

素因数の和:2537

約数の個数: 32

約数和(自身を含む): 75043800

約数和(自身を除く): 41792080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 2137, 3112, 3890, 4274, 7780, 8548, 10685, 15560, 17096, 21370, 42740, 85480, 831293, 1662586, 3325172, 4156465, 6650344, 8312930, 16625860, 33251720]

約数ペア:

[(1, 33251720), (2, 16625860), (4, 8312930), (5, 6650344), (8, 4156465), (10, 3325172), (20, 1662586), (40, 831293), (389, 85480), (778, 42740), (1556, 21370), (1945, 17096), (2137, 15560), (3112, 10685), (3890, 8548), (4274, 7780)]