2051031890

素因数分解:

$2^1\times 5^1\times {\mathrm{4349}}^1\times {\mathrm{47161}}^1$

素因数の和:51517

約数の個数: 16

約数和(自身を含む): 3692784600

約数和(自身を除く): 1641752710

約数列:

[1, 2, 5, 10, 4349, 8698, 21745, 43490, 47161, 94322, 235805, 471610, 205103189, 410206378, 1025515945, 2051031890]

約数ペア:

[(1, 2051031890), (2, 1025515945), (5, 410206378), (10, 205103189), (4349, 471610), (8698, 235805), (21745, 94322), (43490, 47161)]