26784890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5939}}^1$

素因数の和:5998

約数の個数: 32

約数和(自身を含む): 53887680

約数和(自身を除く): 27102790

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 5939, 11878, 29695, 59390, 65329, 130658, 243499, 326645, 486998, 653290, 1217495, 2434990, 2678489, 5356978, 13392445, 26784890]

約数ペア:

[(1, 26784890), (2, 13392445), (5, 5356978), (10, 2678489), (11, 2434990), (22, 1217495), (41, 653290), (55, 486998), (82, 326645), (110, 243499), (205, 130658), (410, 65329), (451, 59390), (902, 29695), (2255, 11878), (4510, 5939)]