6989500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{1997}}^1$

素因数の和:2023

約数の個数: 48

約数和(自身を含む): 17454528

約数和(自身を除く): 10465028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 1997, 3500, 3994, 7988, 9985, 13979, 19970, 27958, 39940, 49925, 55916, 69895, 99850, 139790, 199700, 249625, 279580, 349475, 499250, 698950, 998500, 1397900, 1747375, 3494750, 6989500]

約数ペア:

[(1, 6989500), (2, 3494750), (4, 1747375), (5, 1397900), (7, 998500), (10, 698950), (14, 499250), (20, 349475), (25, 279580), (28, 249625), (35, 199700), (50, 139790), (70, 99850), (100, 69895), (125, 55916), (140, 49925), (175, 39940), (250, 27958), (350, 19970), (500, 13979), (700, 9985), (875, 7988), (1750, 3994), (1997, 3500)]