2610361872980

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1\times {\mathrm{2036831}}^1$

素因数の和:2037440

約数の個数: 48

約数和(自身を含む): 5533176337920

約数和(自身を除く): 2922814464940

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 461, 556, 695, 922, 1390, 1844, 2305, 2780, 4610, 9220, 64079, 128158, 256316, 320395, 640790, 1281580, 2036831, 4073662, 8147324, 10184155, 20368310, 40736620, 283119509, 566239018, 938979091, 1132478036, 1415597545, 1877958182, 2831195090, 3755916364, 4694895455, 5662390180, 9389790910, 18779581820, 130518093649, 261036187298, 522072374596, 652590468245, 1305180936490, 2610361872980]

約数ペア:

[(1, 2610361872980), (2, 1305180936490), (4, 652590468245), (5, 522072374596), (10, 261036187298), (20, 130518093649), (139, 18779581820), (278, 9389790910), (461, 5662390180), (556, 4694895455), (695, 3755916364), (922, 2831195090), (1390, 1877958182), (1844, 1415597545), (2305, 1132478036), (2780, 938979091), (4610, 566239018), (9220, 283119509), (64079, 40736620), (128158, 20368310), (256316, 10184155), (320395, 8147324), (640790, 4073662), (1281580, 2036831)]