7144600

素因数分解:

$2^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 16795800

約数和(自身を除く): 9651200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 139, 200, 257, 278, 514, 556, 695, 1028, 1112, 1285, 1390, 2056, 2570, 2780, 3475, 5140, 5560, 6425, 6950, 10280, 12850, 13900, 25700, 27800, 35723, 51400, 71446, 142892, 178615, 285784, 357230, 714460, 893075, 1428920, 1786150, 3572300, 7144600]

約数ペア:

[(1, 7144600), (2, 3572300), (4, 1786150), (5, 1428920), (8, 893075), (10, 714460), (20, 357230), (25, 285784), (40, 178615), (50, 142892), (100, 71446), (139, 51400), (200, 35723), (257, 27800), (278, 25700), (514, 13900), (556, 12850), (695, 10280), (1028, 6950), (1112, 6425), (1285, 5560), (1390, 5140), (2056, 3475), (2570, 2780)]