27437440

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1059

約数の個数: 64

約数和(自身を含む): 67185360

約数和(自身を除く): 39747920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 997, 1376, 1720, 1994, 2752, 3440, 3988, 4985, 5504, 6880, 7976, 9970, 13760, 15952, 19940, 27520, 31904, 39880, 42871, 63808, 79760, 85742, 127616, 159520, 171484, 214355, 319040, 342968, 428710, 638080, 685936, 857420, 1371872, 1714840, 2743744, 3429680, 5487488, 6859360, 13718720, 27437440]

約数ペア:

[(1, 27437440), (2, 13718720), (4, 6859360), (5, 5487488), (8, 3429680), (10, 2743744), (16, 1714840), (20, 1371872), (32, 857420), (40, 685936), (43, 638080), (64, 428710), (80, 342968), (86, 319040), (128, 214355), (160, 171484), (172, 159520), (215, 127616), (320, 85742), (344, 79760), (430, 63808), (640, 42871), (688, 39880), (860, 31904), (997, 27520), (1376, 19940), (1720, 15952), (1994, 13760), (2752, 9970), (3440, 7976), (3988, 6880), (4985, 5504)]