28616360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17449}}^1$

素因数の和:17501

約数の個数: 32

約数和(自身を含む): 65961000

約数和(自身を除く): 37344640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 17449, 34898, 69796, 87245, 139592, 174490, 348980, 697960, 715409, 1430818, 2861636, 3577045, 5723272, 7154090, 14308180, 28616360]

約数ペア:

[(1, 28616360), (2, 14308180), (4, 7154090), (5, 5723272), (8, 3577045), (10, 2861636), (20, 1430818), (40, 715409), (41, 697960), (82, 348980), (164, 174490), (205, 139592), (328, 87245), (410, 69796), (820, 34898), (1640, 17449)]