40884172

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{661}}^1$

素因数の和:766

約数の個数: 36

約数和(自身を含む): 83671504

約数和(自身を除く): 42787332

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 661, 1316, 1322, 2209, 2644, 4418, 4627, 8836, 9254, 15463, 18508, 30926, 31067, 61852, 62134, 124268, 217469, 434938, 869876, 1460149, 2920298, 5840596, 10221043, 20442086, 40884172]

約数ペア:

[(1, 40884172), (2, 20442086), (4, 10221043), (7, 5840596), (14, 2920298), (28, 1460149), (47, 869876), (94, 434938), (188, 217469), (329, 124268), (658, 62134), (661, 61852), (1316, 31067), (1322, 30926), (2209, 18508), (2644, 15463), (4418, 9254), (4627, 8836)]