2019705020

素因数分解:

$2^2\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{50417}}^1$

素因数の和:52429

約数の個数: 24

約数和(自身を含む): 4243582224

約数和(自身を除く): 2223877204

約数列:

[1, 2, 4, 5, 10, 20, 2003, 4006, 8012, 10015, 20030, 40060, 50417, 100834, 201668, 252085, 504170, 1008340, 100985251, 201970502, 403941004, 504926255, 1009852510, 2019705020]

約数ペア:

[(1, 2019705020), (2, 1009852510), (4, 504926255), (5, 403941004), (10, 201970502), (20, 100985251), (2003, 1008340), (4006, 504170), (8012, 252085), (10015, 201668), (20030, 100834), (40060, 50417)]