820720076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{69341}}^1$

素因数の和:69625

約数の個数: 24

約数和(自身を含む): 1572676560

約数和(自身を除く): 751956484

約数列:

[1, 2, 4, 11, 22, 44, 269, 538, 1076, 2959, 5918, 11836, 69341, 138682, 277364, 762751, 1525502, 3051004, 18652729, 37305458, 74610916, 205180019, 410360038, 820720076]

約数ペア:

[(1, 820720076), (2, 410360038), (4, 205180019), (11, 74610916), (22, 37305458), (44, 18652729), (269, 3051004), (538, 1525502), (1076, 762751), (2959, 277364), (5918, 138682), (11836, 69341)]