34807720

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2237}}^1$

素因数の和:2637

約数の個数: 32

約数和(自身を含む): 78553800

約数和(自身を除く): 43746080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 2237, 3112, 3890, 4474, 7780, 8948, 11185, 15560, 17896, 22370, 44740, 89480, 870193, 1740386, 3480772, 4350965, 6961544, 8701930, 17403860, 34807720]

約数ペア:

[(1, 34807720), (2, 17403860), (4, 8701930), (5, 6961544), (8, 4350965), (10, 3480772), (20, 1740386), (40, 870193), (389, 89480), (778, 44740), (1556, 22370), (1945, 17896), (2237, 15560), (3112, 11185), (3890, 8948), (4474, 7780)]