11490760

素因数分解:

$2^3\times 5^1\times {\mathrm{287269}}^1$

素因数の和:287280

約数の個数: 16

約数和(自身を含む): 25854300

約数和(自身を除く): 14363540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 287269, 574538, 1149076, 1436345, 2298152, 2872690, 5745380, 11490760]

約数ペア:

[(1, 11490760), (2, 5745380), (4, 2872690), (5, 2298152), (8, 1436345), (10, 1149076), (20, 574538), (40, 287269)]