4294520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1063}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 9767520

約数和(自身を除く): 5473000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1063, 2020, 2126, 4040, 4252, 5315, 8504, 10630, 21260, 42520, 107363, 214726, 429452, 536815, 858904, 1073630, 2147260, 4294520]

約数ペア:

[(1, 4294520), (2, 2147260), (4, 1073630), (5, 858904), (8, 536815), (10, 429452), (20, 214726), (40, 107363), (101, 42520), (202, 21260), (404, 10630), (505, 8504), (808, 5315), (1010, 4252), (1063, 4040), (2020, 2126)]