4881020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2239}}^1$

素因数の和:2357

約数の個数: 24

約数和(自身を含む): 10348800

約数和(自身を除く): 5467780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 2239, 4478, 8956, 11195, 22390, 44780, 244051, 488102, 976204, 1220255, 2440510, 4881020]

約数ペア:

[(1, 4881020), (2, 2440510), (4, 1220255), (5, 976204), (10, 488102), (20, 244051), (109, 44780), (218, 22390), (436, 11195), (545, 8956), (1090, 4478), (2180, 2239)]