15217840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17293}}^1$

素因数の和:17317

約数の個数: 40

約数和(自身を含む): 38600208

約数和(自身を除く): 23382368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 17293, 34586, 69172, 86465, 138344, 172930, 190223, 276688, 345860, 380446, 691720, 760892, 951115, 1383440, 1521784, 1902230, 3043568, 3804460, 7608920, 15217840]

約数ペア:

[(1, 15217840), (2, 7608920), (4, 3804460), (5, 3043568), (8, 1902230), (10, 1521784), (11, 1383440), (16, 951115), (20, 760892), (22, 691720), (40, 380446), (44, 345860), (55, 276688), (80, 190223), (88, 172930), (110, 138344), (176, 86465), (220, 69172), (440, 34586), (880, 17293)]