10221490

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2549}}^1$

素因数の和:2957

約数の個数: 16

約数和(自身を含む): 18451800

約数和(自身を除く): 8230310

約数列:

[1, 2, 5, 10, 401, 802, 2005, 2549, 4010, 5098, 12745, 25490, 1022149, 2044298, 5110745, 10221490]

約数ペア:

[(1, 10221490), (2, 5110745), (5, 2044298), (10, 1022149), (401, 25490), (802, 12745), (2005, 5098), (2549, 4010)]