47995520

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3947}}^1$

素因数の和:3985

約数の個数: 64

約数和(自身を含む): 120808800

約数和(自身を除く): 72813280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 3947, 6080, 7894, 12160, 15788, 19735, 31576, 39470, 63152, 74993, 78940, 126304, 149986, 157880, 252608, 299972, 315760, 374965, 505216, 599944, 631520, 749930, 1199888, 1263040, 1499860, 2399776, 2526080, 2999720, 4799552, 5999440, 9599104, 11998880, 23997760, 47995520]

約数ペア:

[(1, 47995520), (2, 23997760), (4, 11998880), (5, 9599104), (8, 5999440), (10, 4799552), (16, 2999720), (19, 2526080), (20, 2399776), (32, 1499860), (38, 1263040), (40, 1199888), (64, 749930), (76, 631520), (80, 599944), (95, 505216), (128, 374965), (152, 315760), (160, 299972), (190, 252608), (304, 157880), (320, 149986), (380, 126304), (608, 78940), (640, 74993), (760, 63152), (1216, 39470), (1520, 31576), (2432, 19735), (3040, 15788), (3947, 12160), (6080, 7894)]