8018890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 15863040

約数和(自身を除く): 7844150

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 269, 271, 538, 542, 1345, 1355, 2690, 2710, 2959, 2981, 5918, 5962, 14795, 14905, 29590, 29810, 72899, 145798, 364495, 728990, 801889, 1603778, 4009445, 8018890]

約数ペア:

[(1, 8018890), (2, 4009445), (5, 1603778), (10, 801889), (11, 728990), (22, 364495), (55, 145798), (110, 72899), (269, 29810), (271, 29590), (538, 14905), (542, 14795), (1345, 5962), (1355, 5918), (2690, 2981), (2710, 2959)]