6979000

素因数分解:

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

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 18682560

約数和(自身を除く): 11703560

約数列:

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

約数ペア:

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