20100841705

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1\times {\mathrm{15919}}^1$

素因数の和:16813

約数の個数: 32

約数和(自身を含む): 28243353600

約数和(自身を除く): 8142511895

約数列:

[1, 5, 7, 35, 43, 215, 301, 839, 1505, 4195, 5873, 15919, 29365, 36077, 79595, 111433, 180385, 252539, 557165, 684517, 1262695, 3422585, 4791619, 13356041, 23958095, 66780205, 93492287, 467461435, 574309763, 2871548815, 4020168341, 20100841705]

約数ペア:

[(1, 20100841705), (5, 4020168341), (7, 2871548815), (35, 574309763), (43, 467461435), (215, 93492287), (301, 66780205), (839, 23958095), (1505, 13356041), (4195, 4791619), (5873, 3422585), (15919, 1262695), (29365, 684517), (36077, 557165), (79595, 252539), (111433, 180385)]