28619690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{260179}}^1$

素因数の和:260197

約数の個数: 16

約数和(自身を含む): 56198880

約数和(自身を除く): 27579190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 260179, 520358, 1300895, 2601790, 2861969, 5723938, 14309845, 28619690]

約数ペア:

[(1, 28619690), (2, 14309845), (5, 5723938), (10, 2861969), (11, 2601790), (22, 1300895), (55, 520358), (110, 260179)]