12903110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2861}}^1$

素因数の和:2920

約数の個数: 32

約数和(自身を含む): 25964064

約数和(自身を除く): 13060954

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 2861, 4510, 5722, 14305, 28610, 31471, 62942, 117301, 157355, 234602, 314710, 586505, 1173010, 1290311, 2580622, 6451555, 12903110]

約数ペア:

[(1, 12903110), (2, 6451555), (5, 2580622), (10, 1290311), (11, 1173010), (22, 586505), (41, 314710), (55, 234602), (82, 157355), (110, 117301), (205, 62942), (410, 31471), (451, 28610), (902, 14305), (2255, 5722), (2861, 4510)]