18722720

素因数分解:

$2^5\times 5^1\times {\mathrm{117017}}^1$

素因数の和:117032

約数の個数: 24

約数和(自身を含む): 44232804

約数和(自身を除く): 25510084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 117017, 234034, 468068, 585085, 936136, 1170170, 1872272, 2340340, 3744544, 4680680, 9361360, 18722720]

約数ペア:

[(1, 18722720), (2, 9361360), (4, 4680680), (5, 3744544), (8, 2340340), (10, 1872272), (16, 1170170), (20, 936136), (32, 585085), (40, 468068), (80, 234034), (160, 117017)]