208026490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{129209}}^1$

素因数の和:129246

約数の個数: 32

約数和(自身を含む): 446549760

約数和(自身を除く): 238523270

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 129209, 258418, 646045, 904463, 1292090, 1808926, 2971807, 4522315, 5943614, 9044630, 14859035, 20802649, 29718070, 41605298, 104013245, 208026490]

約数ペア:

[(1, 208026490), (2, 104013245), (5, 41605298), (7, 29718070), (10, 20802649), (14, 14859035), (23, 9044630), (35, 5943614), (46, 4522315), (70, 2971807), (115, 1808926), (161, 1292090), (230, 904463), (322, 646045), (805, 258418), (1610, 129209)]