1222210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 2467584

約数和(自身を除く): 1245374

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 271, 410, 451, 542, 902, 1355, 2255, 2710, 2981, 4510, 5962, 11111, 14905, 22222, 29810, 55555, 111110, 122221, 244442, 611105, 1222210]

約数ペア:

[(1, 1222210), (2, 611105), (5, 244442), (10, 122221), (11, 111110), (22, 55555), (41, 29810), (55, 22222), (82, 14905), (110, 11111), (205, 5962), (271, 4510), (410, 2981), (451, 2710), (542, 2255), (902, 1355)]