11268290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1151}}^1$

素因数の和:1258

約数の個数: 32

約数和(自身を含む): 22394880

約数和(自身を除く): 11126590

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1151, 1958, 2302, 4895, 5755, 9790, 11510, 12661, 25322, 63305, 102439, 126610, 204878, 512195, 1024390, 1126829, 2253658, 5634145, 11268290]

約数ペア:

[(1, 11268290), (2, 5634145), (5, 2253658), (10, 1126829), (11, 1024390), (22, 512195), (55, 204878), (89, 126610), (110, 102439), (178, 63305), (445, 25322), (890, 12661), (979, 11510), (1151, 9790), (1958, 5755), (2302, 4895)]