2086043900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{2909}}^1$

素因数の和:3095

約数の個数: 72

約数和(自身を含む): 4637515680

約数和(自身を除く): 2551471780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 101, 142, 202, 284, 355, 404, 505, 710, 1010, 1420, 1775, 2020, 2525, 2909, 3550, 5050, 5818, 7100, 7171, 10100, 11636, 14342, 14545, 28684, 29090, 35855, 58180, 71710, 72725, 143420, 145450, 179275, 206539, 290900, 293809, 358550, 413078, 587618, 717100, 826156, 1032695, 1175236, 1469045, 2065390, 2938090, 4130780, 5163475, 5876180, 7345225, 10326950, 14690450, 20653900, 20860439, 29380900, 41720878, 83441756, 104302195, 208604390, 417208780, 521510975, 1043021950, 2086043900]

約数ペア:

[(1, 2086043900), (2, 1043021950), (4, 521510975), (5, 417208780), (10, 208604390), (20, 104302195), (25, 83441756), (50, 41720878), (71, 29380900), (100, 20860439), (101, 20653900), (142, 14690450), (202, 10326950), (284, 7345225), (355, 5876180), (404, 5163475), (505, 4130780), (710, 2938090), (1010, 2065390), (1420, 1469045), (1775, 1175236), (2020, 1032695), (2525, 826156), (2909, 717100), (3550, 587618), (5050, 413078), (5818, 358550), (7100, 293809), (7171, 290900), (10100, 206539), (11636, 179275), (14342, 145450), (14545, 143420), (28684, 72725), (29090, 71710), (35855, 58180)]