20238040360

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{570407}}^1$

素因数の和:571305

約数の個数: 32

約数和(自身を含む): 45587007360

約数和(自身を除く): 25348967000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1774, 3548, 4435, 7096, 8870, 17740, 35480, 570407, 1140814, 2281628, 2852035, 4563256, 5704070, 11408140, 22816280, 505951009, 1011902018, 2023804036, 2529755045, 4047608072, 5059510090, 10119020180, 20238040360]

約数ペア:

[(1, 20238040360), (2, 10119020180), (4, 5059510090), (5, 4047608072), (8, 2529755045), (10, 2023804036), (20, 1011902018), (40, 505951009), (887, 22816280), (1774, 11408140), (3548, 5704070), (4435, 4563256), (7096, 2852035), (8870, 2281628), (17740, 1140814), (35480, 570407)]