16404140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28283}}^1$

素因数の和:28321

約数の個数: 24

約数和(自身を含む): 35637840

約数和(自身を除く): 19233700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 28283, 56566, 113132, 141415, 282830, 565660, 820207, 1640414, 3280828, 4101035, 8202070, 16404140]

約数ペア:

[(1, 16404140), (2, 8202070), (4, 4101035), (5, 3280828), (10, 1640414), (20, 820207), (29, 565660), (58, 282830), (116, 141415), (145, 113132), (290, 56566), (580, 28283)]