55991240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34141}}^1$

素因数の和:34193

約数の個数: 32

約数和(自身を含む): 129056760

約数和(自身を除く): 73065520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 34141, 68282, 136564, 170705, 273128, 341410, 682820, 1365640, 1399781, 2799562, 5599124, 6998905, 11198248, 13997810, 27995620, 55991240]

約数ペア:

[(1, 55991240), (2, 27995620), (4, 13997810), (5, 11198248), (8, 6998905), (10, 5599124), (20, 2799562), (40, 1399781), (41, 1365640), (82, 682820), (164, 341410), (205, 273128), (328, 170705), (410, 136564), (820, 68282), (1640, 34141)]