549227960

素因数分解:

$2^3\times 5^1\times {\mathrm{13730699}}^1$

素因数の和:13730710

約数の個数: 16

約数和(自身を含む): 1235763000

約数和(自身を除く): 686535040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13730699, 27461398, 54922796, 68653495, 109845592, 137306990, 274613980, 549227960]

約数ペア:

[(1, 549227960), (2, 274613980), (4, 137306990), (5, 109845592), (8, 68653495), (10, 54922796), (20, 27461398), (40, 13730699)]