203431240

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{6271}}^1$

素因数の和:7093

約数の個数: 32

約数和(自身を含む): 458357760

約数和(自身を除く): 254926520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 1622, 3244, 4055, 6271, 6488, 8110, 12542, 16220, 25084, 31355, 32440, 50168, 62710, 125420, 250840, 5085781, 10171562, 20343124, 25428905, 40686248, 50857810, 101715620, 203431240]

約数ペア:

[(1, 203431240), (2, 101715620), (4, 50857810), (5, 40686248), (8, 25428905), (10, 20343124), (20, 10171562), (40, 5085781), (811, 250840), (1622, 125420), (3244, 62710), (4055, 50168), (6271, 32440), (6488, 31355), (8110, 25084), (12542, 16220)]