122784340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21391}}^1$

素因数の和:21448

約数の個数: 48

約数和(自身を含む): 301883904

約数和(自身を除く): 179099564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 21391, 42782, 85564, 106955, 149737, 213910, 299474, 427820, 598948, 748685, 877031, 1497370, 1754062, 2994740, 3508124, 4385155, 6139217, 8770310, 12278434, 17540620, 24556868, 30696085, 61392170, 122784340]

約数ペア:

[(1, 122784340), (2, 61392170), (4, 30696085), (5, 24556868), (7, 17540620), (10, 12278434), (14, 8770310), (20, 6139217), (28, 4385155), (35, 3508124), (41, 2994740), (70, 1754062), (82, 1497370), (140, 877031), (164, 748685), (205, 598948), (287, 427820), (410, 299474), (574, 213910), (820, 149737), (1148, 106955), (1435, 85564), (2870, 42782), (5740, 21391)]