2081800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{1487}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 5535360

約数和(自身を除く): 3453560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 1487, 2974, 5948, 7435, 10409, 11896, 14870, 20818, 29740, 37175, 41636, 52045, 59480, 74350, 83272, 104090, 148700, 208180, 260225, 297400, 416360, 520450, 1040900, 2081800]

約数ペア:

[(1, 2081800), (2, 1040900), (4, 520450), (5, 416360), (7, 297400), (8, 260225), (10, 208180), (14, 148700), (20, 104090), (25, 83272), (28, 74350), (35, 59480), (40, 52045), (50, 41636), (56, 37175), (70, 29740), (100, 20818), (140, 14870), (175, 11896), (200, 10409), (280, 7435), (350, 5948), (700, 2974), (1400, 1487)]