49389520

素因数分解:

$2^4\times 5^1\times {\mathrm{617369}}^1$

素因数の和:617382

約数の個数: 20

約数和(自身を含む): 114830820

約数和(自身を除く): 65441300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 617369, 1234738, 2469476, 3086845, 4938952, 6173690, 9877904, 12347380, 24694760, 49389520]

約数ペア:

[(1, 49389520), (2, 24694760), (4, 12347380), (5, 9877904), (8, 6173690), (10, 4938952), (16, 3086845), (20, 2469476), (40, 1234738), (80, 617369)]