40380326

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 71705088

約数和(自身を除く): 31324762

約数列:

[1, 2, 7, 14, 41, 82, 103, 206, 287, 574, 683, 721, 1366, 1442, 4223, 4781, 8446, 9562, 28003, 29561, 56006, 59122, 70349, 140698, 196021, 392042, 492443, 984886, 2884309, 5768618, 20190163, 40380326]

約数ペア:

[(1, 40380326), (2, 20190163), (7, 5768618), (14, 2884309), (41, 984886), (82, 492443), (103, 392042), (206, 196021), (287, 140698), (574, 70349), (683, 59122), (721, 56006), (1366, 29561), (1442, 28003), (4223, 9562), (4781, 8446)]