20028805510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{132527}}^1$

素因数の和:132685

約数の個数: 64

約数和(自身を含む): 43969609728

約数和(自身を除く): 23940804218

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 127, 170, 238, 254, 595, 635, 889, 1190, 1270, 1778, 2159, 4318, 4445, 8890, 10795, 15113, 21590, 30226, 75565, 132527, 151130, 265054, 662635, 927689, 1325270, 1855378, 2252959, 4505918, 4638445, 9276890, 11264795, 15770713, 16830929, 22529590, 31541426, 33661858, 78853565, 84154645, 117816503, 157707130, 168309290, 235633006, 286125793, 572251586, 589082515, 1178165030, 1430628965, 2002880551, 2861257930, 4005761102, 10014402755, 20028805510]

約数ペア:

[(1, 20028805510), (2, 10014402755), (5, 4005761102), (7, 2861257930), (10, 2002880551), (14, 1430628965), (17, 1178165030), (34, 589082515), (35, 572251586), (70, 286125793), (85, 235633006), (119, 168309290), (127, 157707130), (170, 117816503), (238, 84154645), (254, 78853565), (595, 33661858), (635, 31541426), (889, 22529590), (1190, 16830929), (1270, 15770713), (1778, 11264795), (2159, 9276890), (4318, 4638445), (4445, 4505918), (8890, 2252959), (10795, 1855378), (15113, 1325270), (21590, 927689), (30226, 662635), (75565, 265054), (132527, 151130)]