3846580

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2161}}^1$

素因数の和:2259

約数の個数: 24

約数和(自身を含む): 8172360

約数和(自身を除く): 4325780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2161, 4322, 8644, 10805, 21610, 43220, 192329, 384658, 769316, 961645, 1923290, 3846580]

約数ペア:

[(1, 3846580), (2, 1923290), (4, 961645), (5, 769316), (10, 384658), (20, 192329), (89, 43220), (178, 21610), (356, 10805), (445, 8644), (890, 4322), (1780, 2161)]