27351440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7951}}^1$

素因数の和:8007

約数の個数: 40

約数和(自身を含む): 65079168

約数和(自身を除く): 37727728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 7951, 15902, 31804, 39755, 63608, 79510, 127216, 159020, 318040, 341893, 636080, 683786, 1367572, 1709465, 2735144, 3418930, 5470288, 6837860, 13675720, 27351440]

約数ペア:

[(1, 27351440), (2, 13675720), (4, 6837860), (5, 5470288), (8, 3418930), (10, 2735144), (16, 1709465), (20, 1367572), (40, 683786), (43, 636080), (80, 341893), (86, 318040), (172, 159020), (215, 127216), (344, 79510), (430, 63608), (688, 39755), (860, 31804), (1720, 15902), (3440, 7951)]