491620210

素因数分解:

$2^1\times 5^1\times {\mathrm{2521}}^1\times {\mathrm{19501}}^1$

素因数の和:22029

約数の個数: 16

約数和(自身を含む): 885312792

約数和(自身を除く): 393692582

約数列:

[1, 2, 5, 10, 2521, 5042, 12605, 19501, 25210, 39002, 97505, 195010, 49162021, 98324042, 245810105, 491620210]

約数ペア:

[(1, 491620210), (2, 245810105), (5, 98324042), (10, 49162021), (2521, 195010), (5042, 97505), (12605, 39002), (19501, 25210)]