22719290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2909}}^1$

素因数の和:2998

約数の個数: 32

約数和(自身を含む): 45256320

約数和(自身を除く): 22537030

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 2909, 3905, 5818, 7810, 14545, 29090, 31999, 63998, 159995, 206539, 319990, 413078, 1032695, 2065390, 2271929, 4543858, 11359645, 22719290]

約数ペア:

[(1, 22719290), (2, 11359645), (5, 4543858), (10, 2271929), (11, 2065390), (22, 1032695), (55, 413078), (71, 319990), (110, 206539), (142, 159995), (355, 63998), (710, 31999), (781, 29090), (1562, 14545), (2909, 7810), (3905, 5818)]