139485920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{124541}}^1$

素因数の和:124563

約数の個数: 48

約数和(自身を含む): 376615008

約数和(自身を除く): 237129088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 124541, 249082, 498164, 622705, 871787, 996328, 1245410, 1743574, 1992656, 2490820, 3487148, 3985312, 4358935, 4981640, 6974296, 8717870, 9963280, 13948592, 17435740, 19926560, 27897184, 34871480, 69742960, 139485920]

約数ペア:

[(1, 139485920), (2, 69742960), (4, 34871480), (5, 27897184), (7, 19926560), (8, 17435740), (10, 13948592), (14, 9963280), (16, 8717870), (20, 6974296), (28, 4981640), (32, 4358935), (35, 3985312), (40, 3487148), (56, 2490820), (70, 1992656), (80, 1743574), (112, 1245410), (140, 996328), (160, 871787), (224, 622705), (280, 498164), (560, 249082), (1120, 124541)]