290019.00000000

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{12659}}^1$

素因数の和:12700

約数の個数: 36

約数和(自身を含む): 121232160

約数和(自身を除く): 64165388

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 12659, 25318, 50636, 88613, 177226, 291157, 354452, 582314, 620291, 1164628, 1240582, 2038099, 2481164, 4076198, 8152396, 14266693, 28533386, 57066772]

約数ペア:

[(1, 57066772), (2, 28533386), (4, 14266693), (7, 8152396), (14, 4076198), (23, 2481164), (28, 2038099), (46, 1240582), (49, 1164628), (92, 620291), (98, 582314), (161, 354452), (196, 291157), (322, 177226), (644, 88613), (1127, 50636), (2254, 25318), (4508, 12659)]