91072340

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{4513}}^1$

素因数の和:5531

約数の個数: 24

約数和(自身を含む): 191483880

約数和(自身を除く): 100411540

約数列:

[1, 2, 4, 5, 10, 20, 1009, 2018, 4036, 4513, 5045, 9026, 10090, 18052, 20180, 22565, 45130, 90260, 4553617, 9107234, 18214468, 22768085, 45536170, 91072340]

約数ペア:

[(1, 91072340), (2, 45536170), (4, 22768085), (5, 18214468), (10, 9107234), (20, 4553617), (1009, 90260), (2018, 45130), (4036, 22565), (4513, 20180), (5045, 18052), (9026, 10090)]