28966160

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2851}}^1$

素因数の和:2991

約数の個数: 40

約数和(自身を含む): 67900416

約数和(自身を除く): 38934256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 2851, 5080, 5702, 10160, 11404, 14255, 22808, 28510, 45616, 57020, 114040, 228080, 362077, 724154, 1448308, 1810385, 2896616, 3620770, 5793232, 7241540, 14483080, 28966160]

約数ペア:

[(1, 28966160), (2, 14483080), (4, 7241540), (5, 5793232), (8, 3620770), (10, 2896616), (16, 1810385), (20, 1448308), (40, 724154), (80, 362077), (127, 228080), (254, 114040), (508, 57020), (635, 45616), (1016, 28510), (1270, 22808), (2032, 14255), (2540, 11404), (2851, 10160), (5080, 5702)]