27969580

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{10061}}^1$

素因数の和:10209

約数の個数: 24

約数和(自身を含む): 59164560

約数和(自身を除く): 31194980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 10061, 20122, 40244, 50305, 100610, 201220, 1398479, 2796958, 5593916, 6992395, 13984790, 27969580]

約数ペア:

[(1, 27969580), (2, 13984790), (4, 6992395), (5, 5593916), (10, 2796958), (20, 1398479), (139, 201220), (278, 100610), (556, 50305), (695, 40244), (1390, 20122), (2780, 10061)]