40199170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15889}}^1$

素因数の和:15930

約数の個数: 32

約数和(自身を含む): 82373760

約数和(自身を除く): 42174590

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 15889, 31778, 79445, 158890, 174779, 349558, 365447, 730894, 873895, 1747790, 1827235, 3654470, 4019917, 8039834, 20099585, 40199170]

約数ペア:

[(1, 40199170), (2, 20099585), (5, 8039834), (10, 4019917), (11, 3654470), (22, 1827235), (23, 1747790), (46, 873895), (55, 730894), (110, 365447), (115, 349558), (230, 174779), (253, 158890), (506, 79445), (1265, 31778), (2530, 15889)]