320423152

素因数分解:

$2^4\times 7^2\times {\mathrm{408703}}^1$

素因数の和:408725

約数の個数: 30

約数和(自身を含む): 722179968

約数和(自身を除く): 401756816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 408703, 817406, 1634812, 2860921, 3269624, 5721842, 6539248, 11443684, 20026447, 22887368, 40052894, 45774736, 80105788, 160211576, 320423152]

約数ペア:

[(1, 320423152), (2, 160211576), (4, 80105788), (7, 45774736), (8, 40052894), (14, 22887368), (16, 20026447), (28, 11443684), (49, 6539248), (56, 5721842), (98, 3269624), (112, 2860921), (196, 1634812), (392, 817406), (784, 408703)]