71022260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{208889}}^1$

素因数の和:208915

約数の個数: 24

約数和(自身を含む): 157920840

約数和(自身を除く): 86898580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 208889, 417778, 835556, 1044445, 2088890, 3551113, 4177780, 7102226, 14204452, 17755565, 35511130, 71022260]

約数ペア:

[(1, 71022260), (2, 35511130), (4, 17755565), (5, 14204452), (10, 7102226), (17, 4177780), (20, 3551113), (34, 2088890), (68, 1044445), (85, 835556), (170, 417778), (340, 208889)]