220155824

素因数分解:

$2^4\times 7^2\times {\mathrm{280811}}^1$

素因数の和:280833

約数の個数: 30

約数和(自身を含む): 496194804

約数和(自身を除く): 276038980

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 280811, 561622, 1123244, 1965677, 2246488, 3931354, 4492976, 7862708, 13759739, 15725416, 27519478, 31450832, 55038956, 110077912, 220155824]

約数ペア:

[(1, 220155824), (2, 110077912), (4, 55038956), (7, 31450832), (8, 27519478), (14, 15725416), (16, 13759739), (28, 7862708), (49, 4492976), (56, 3931354), (98, 2246488), (112, 1965677), (196, 1123244), (392, 561622), (784, 280811)]