201809580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{480499}}^1$

素因数の和:480518

約数の個数: 48

約数和(自身を含む): 645792000

約数和(自身を除く): 443982420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 480499, 960998, 1441497, 1921996, 2402495, 2882994, 3363493, 4804990, 5765988, 6726986, 7207485, 9609980, 10090479, 13453972, 14414970, 16817465, 20180958, 28829940, 33634930, 40361916, 50452395, 67269860, 100904790, 201809580]

約数ペア:

[(1, 201809580), (2, 100904790), (3, 67269860), (4, 50452395), (5, 40361916), (6, 33634930), (7, 28829940), (10, 20180958), (12, 16817465), (14, 14414970), (15, 13453972), (20, 10090479), (21, 9609980), (28, 7207485), (30, 6726986), (35, 5765988), (42, 4804990), (60, 3363493), (70, 2882994), (84, 2402495), (105, 1921996), (140, 1441497), (210, 960998), (420, 480499)]