27726520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6863}}^1$

素因数の和:6975

約数の個数: 32

約数和(自身を含む): 63011520

約数和(自身を除く): 35285000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 6863, 13726, 27452, 34315, 54904, 68630, 137260, 274520, 693163, 1386326, 2772652, 3465815, 5545304, 6931630, 13863260, 27726520]

約数ペア:

[(1, 27726520), (2, 13863260), (4, 6931630), (5, 5545304), (8, 3465815), (10, 2772652), (20, 1386326), (40, 693163), (101, 274520), (202, 137260), (404, 68630), (505, 54904), (808, 34315), (1010, 27452), (2020, 13726), (4040, 6863)]