22255400

素因数分解:

$2^3\times 5^2\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 52080000

約数和(自身を除く): 29824600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 223, 446, 499, 892, 998, 1115, 1784, 1996, 2230, 2495, 3992, 4460, 4990, 5575, 8920, 9980, 11150, 12475, 19960, 22300, 24950, 44600, 49900, 99800, 111277, 222554, 445108, 556385, 890216, 1112770, 2225540, 2781925, 4451080, 5563850, 11127700, 22255400]

約数ペア:

[(1, 22255400), (2, 11127700), (4, 5563850), (5, 4451080), (8, 2781925), (10, 2225540), (20, 1112770), (25, 890216), (40, 556385), (50, 445108), (100, 222554), (200, 111277), (223, 99800), (446, 49900), (499, 44600), (892, 24950), (998, 22300), (1115, 19960), (1784, 12475), (1996, 11150), (2230, 9980), (2495, 8920), (3992, 5575), (4460, 4990)]