212966710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47221}}^1$

素因数の和:47280

約数の個数: 32

約数和(自身を含む): 428397984

約数和(自身を除く): 215431274

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 47221, 94442, 236105, 472210, 519431, 1038862, 1936061, 2597155, 3872122, 5194310, 9680305, 19360610, 21296671, 42593342, 106483355, 212966710]

約数ペア:

[(1, 212966710), (2, 106483355), (5, 42593342), (10, 21296671), (11, 19360610), (22, 9680305), (41, 5194310), (55, 3872122), (82, 2597155), (110, 1936061), (205, 1038862), (410, 519431), (451, 472210), (902, 236105), (2255, 94442), (4510, 47221)]