409362160

素因数分解:

$2^4\times 5^1\times {\mathrm{5117027}}^1$

素因数の和:5117040

約数の個数: 20

約数和(自身を含む): 951767208

約数和(自身を除く): 542405048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5117027, 10234054, 20468108, 25585135, 40936216, 51170270, 81872432, 102340540, 204681080, 409362160]

約数ペア:

[(1, 409362160), (2, 204681080), (4, 102340540), (5, 81872432), (8, 51170270), (10, 40936216), (16, 25585135), (20, 20468108), (40, 10234054), (80, 5117027)]