7018880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 18323280

約数和(自身を除く): 11304400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 997, 1408, 1760, 1994, 3520, 3988, 4985, 7040, 7976, 9970, 10967, 15952, 19940, 21934, 31904, 39880, 43868, 54835, 63808, 79760, 87736, 109670, 127616, 159520, 175472, 219340, 319040, 350944, 438680, 638080, 701888, 877360, 1403776, 1754720, 3509440, 7018880]

約数ペア:

[(1, 7018880), (2, 3509440), (4, 1754720), (5, 1403776), (8, 877360), (10, 701888), (11, 638080), (16, 438680), (20, 350944), (22, 319040), (32, 219340), (40, 175472), (44, 159520), (55, 127616), (64, 109670), (80, 87736), (88, 79760), (110, 63808), (128, 54835), (160, 43868), (176, 39880), (220, 31904), (320, 21934), (352, 19940), (440, 15952), (640, 10967), (704, 9970), (880, 7976), (997, 7040), (1408, 4985), (1760, 3988), (1994, 3520)]