8078380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5689}}^1$

素因数の和:5769

約数の個数: 24

約数和(自身を含む): 17206560

約数和(自身を除く): 9128180

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5689, 11378, 22756, 28445, 56890, 113780, 403919, 807838, 1615676, 2019595, 4039190, 8078380]

約数ペア:

[(1, 8078380), (2, 4039190), (4, 2019595), (5, 1615676), (10, 807838), (20, 403919), (71, 113780), (142, 56890), (284, 28445), (355, 22756), (710, 11378), (1420, 5689)]