672220304

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{315893}}^1$

素因数の和:315927

約数の個数: 40

約数和(自身を含む): 1566834240

約数和(自身を除く): 894613936

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 315893, 631786, 1263572, 2211251, 2527144, 4422502, 5054288, 6001967, 8845004, 12003934, 17690008, 24007868, 35380016, 42013769, 48015736, 84027538, 96031472, 168055076, 336110152, 672220304]

約数ペア:

[(1, 672220304), (2, 336110152), (4, 168055076), (7, 96031472), (8, 84027538), (14, 48015736), (16, 42013769), (19, 35380016), (28, 24007868), (38, 17690008), (56, 12003934), (76, 8845004), (112, 6001967), (133, 5054288), (152, 4422502), (266, 2527144), (304, 2211251), (532, 1263572), (1064, 631786), (2128, 315893)]