34340920

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2207}}^1$

素因数の和:2607

約数の個数: 32

約数和(自身を含む): 77500800

約数和(自身を除く): 43159880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 2207, 3112, 3890, 4414, 7780, 8828, 11035, 15560, 17656, 22070, 44140, 88280, 858523, 1717046, 3434092, 4292615, 6868184, 8585230, 17170460, 34340920]

約数ペア:

[(1, 34340920), (2, 17170460), (4, 8585230), (5, 6868184), (8, 4292615), (10, 3434092), (20, 1717046), (40, 858523), (389, 88280), (778, 44140), (1556, 22070), (1945, 17656), (2207, 15560), (3112, 11035), (3890, 8828), (4414, 7780)]