55231240

素因数分解:

$2^3\times 5^1\times {\mathrm{1380781}}^1$

素因数の和:1380792

約数の個数: 16

約数和(自身を含む): 124270380

約数和(自身を除く): 69039140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1380781, 2761562, 5523124, 6903905, 11046248, 13807810, 27615620, 55231240]

約数ペア:

[(1, 55231240), (2, 27615620), (4, 13807810), (5, 11046248), (8, 6903905), (10, 5523124), (20, 2761562), (40, 1380781)]