16427380

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1871}}^1$

素因数の和:2319

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 18167180

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 1871, 2195, 3742, 4390, 7484, 8780, 9355, 18710, 37420, 821369, 1642738, 3285476, 4106845, 8213690, 16427380]

約数ペア:

[(1, 16427380), (2, 8213690), (4, 4106845), (5, 3285476), (10, 1642738), (20, 821369), (439, 37420), (878, 18710), (1756, 9355), (1871, 8780), (2195, 7484), (3742, 4390)]