40126864

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{61169}}^1$

素因数の和:61218

約数の個数: 20

約数和(自身を含む): 79643340

約数和(自身を除く): 39516476

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 61169, 122338, 244676, 489352, 978704, 2507929, 5015858, 10031716, 20063432, 40126864]

約数ペア:

[(1, 40126864), (2, 20063432), (4, 10031716), (8, 5015858), (16, 2507929), (41, 978704), (82, 489352), (164, 244676), (328, 122338), (656, 61169)]