20161179520

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{732601}}^1$

素因数の和:732663

約数の個数: 64

約数和(自身を含む): 49318766640

約数和(自身を除く): 29157587120

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, 1376, 1720, 2752, 3440, 5504, 6880, 13760, 27520, 732601, 1465202, 2930404, 3663005, 5860808, 7326010, 11721616, 14652020, 23443232, 29304040, 31501843, 46886464, 58608080, 63003686, 93772928, 117216160, 126007372, 157509215, 234432320, 252014744, 315018430, 468864640, 504029488, 630036860, 1008058976, 1260073720, 2016117952, 2520147440, 4032235904, 5040294880, 10080589760, 20161179520]

約数ペア:

[(1, 20161179520), (2, 10080589760), (4, 5040294880), (5, 4032235904), (8, 2520147440), (10, 2016117952), (16, 1260073720), (20, 1008058976), (32, 630036860), (40, 504029488), (43, 468864640), (64, 315018430), (80, 252014744), (86, 234432320), (128, 157509215), (160, 126007372), (172, 117216160), (215, 93772928), (320, 63003686), (344, 58608080), (430, 46886464), (640, 31501843), (688, 29304040), (860, 23443232), (1376, 14652020), (1720, 11721616), (2752, 7326010), (3440, 5860808), (5504, 3663005), (6880, 2930404), (13760, 1465202), (27520, 732601)]