55438680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41999}}^1$

素因数の和:42024

約数の個数: 64

約数和(自身を含む): 181440000

約数和(自身を除く): 126001320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 41999, 83998, 125997, 167996, 209995, 251994, 335992, 419990, 461989, 503988, 629985, 839980, 923978, 1007976, 1259970, 1385967, 1679960, 1847956, 2309945, 2519940, 2771934, 3695912, 4619890, 5039880, 5543868, 6929835, 9239780, 11087736, 13859670, 18479560, 27719340, 55438680]

約数ペア:

[(1, 55438680), (2, 27719340), (3, 18479560), (4, 13859670), (5, 11087736), (6, 9239780), (8, 6929835), (10, 5543868), (11, 5039880), (12, 4619890), (15, 3695912), (20, 2771934), (22, 2519940), (24, 2309945), (30, 1847956), (33, 1679960), (40, 1385967), (44, 1259970), (55, 1007976), (60, 923978), (66, 839980), (88, 629985), (110, 503988), (120, 461989), (132, 419990), (165, 335992), (220, 251994), (264, 209995), (330, 167996), (440, 125997), (660, 83998), (1320, 41999)]