20202350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 43309728

約数和(自身を除く): 23107378

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 197, 293, 350, 394, 586, 985, 1379, 1465, 1970, 2051, 2758, 2930, 4102, 4925, 6895, 7325, 9850, 10255, 13790, 14650, 20510, 34475, 51275, 57721, 68950, 102550, 115442, 288605, 404047, 577210, 808094, 1443025, 2020235, 2886050, 4040470, 10101175, 20202350]

約数ペア:

[(1, 20202350), (2, 10101175), (5, 4040470), (7, 2886050), (10, 2020235), (14, 1443025), (25, 808094), (35, 577210), (50, 404047), (70, 288605), (175, 115442), (197, 102550), (293, 68950), (350, 57721), (394, 51275), (586, 34475), (985, 20510), (1379, 14650), (1465, 13790), (1970, 10255), (2051, 9850), (2758, 7325), (2930, 6895), (4102, 4925)]