8459472020

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2838749}}^1$

素因数の和:2838907

約数の個数: 24

約数和(自身を含む): 17884125000

約数和(自身を除く): 9424652980

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 2838749, 5677498, 11354996, 14193745, 28387490, 56774980, 422973601, 845947202, 1691894404, 2114868005, 4229736010, 8459472020]

約数ペア:

[(1, 8459472020), (2, 4229736010), (4, 2114868005), (5, 1691894404), (10, 845947202), (20, 422973601), (149, 56774980), (298, 28387490), (596, 14193745), (745, 11354996), (1490, 5677498), (2980, 2838749)]