8395640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19081}}^1$

素因数の和:19103

約数の個数: 32

約数和(自身を含む): 20608560

約数和(自身を除く): 12212920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19081, 38162, 76324, 95405, 152648, 190810, 209891, 381620, 419782, 763240, 839564, 1049455, 1679128, 2098910, 4197820, 8395640]

約数ペア:

[(1, 8395640), (2, 4197820), (4, 2098910), (5, 1679128), (8, 1049455), (10, 839564), (11, 763240), (20, 419782), (22, 381620), (40, 209891), (44, 190810), (55, 152648), (88, 95405), (110, 76324), (220, 38162), (440, 19081)]