13958000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{997}}^1$

素因数の和:1027

約数の個数: 80

約数和(自身を含む): 38610624

約数和(自身を除く): 24652624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 997, 1000, 1400, 1750, 1994, 2000, 2800, 3500, 3988, 4985, 6979, 7000, 7976, 9970, 13958, 14000, 15952, 19940, 24925, 27916, 34895, 39880, 49850, 55832, 69790, 79760, 99700, 111664, 124625, 139580, 174475, 199400, 249250, 279160, 348950, 398800, 498500, 558320, 697900, 872375, 997000, 1395800, 1744750, 1994000, 2791600, 3489500, 6979000, 13958000]

約数ペア:

[(1, 13958000), (2, 6979000), (4, 3489500), (5, 2791600), (7, 1994000), (8, 1744750), (10, 1395800), (14, 997000), (16, 872375), (20, 697900), (25, 558320), (28, 498500), (35, 398800), (40, 348950), (50, 279160), (56, 249250), (70, 199400), (80, 174475), (100, 139580), (112, 124625), (125, 111664), (140, 99700), (175, 79760), (200, 69790), (250, 55832), (280, 49850), (350, 39880), (400, 34895), (500, 27916), (560, 24925), (700, 19940), (875, 15952), (997, 14000), (1000, 13958), (1400, 9970), (1750, 7976), (1994, 7000), (2000, 6979), (2800, 4985), (3500, 3988)]