250897780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{12893}}^1$

素因数の和:13048

約数の個数: 48

約数和(自身を含む): 606533760

約数和(自身を除く): 355635980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 12893, 19460, 25786, 51572, 64465, 90251, 128930, 180502, 257860, 361004, 451255, 902510, 1792127, 1805020, 3584254, 7168508, 8960635, 12544889, 17921270, 25089778, 35842540, 50179556, 62724445, 125448890, 250897780]

約数ペア:

[(1, 250897780), (2, 125448890), (4, 62724445), (5, 50179556), (7, 35842540), (10, 25089778), (14, 17921270), (20, 12544889), (28, 8960635), (35, 7168508), (70, 3584254), (139, 1805020), (140, 1792127), (278, 902510), (556, 451255), (695, 361004), (973, 257860), (1390, 180502), (1946, 128930), (2780, 90251), (3892, 64465), (4865, 51572), (9730, 25786), (12893, 19460)]