2016648220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{38737}}^1$

素因数の和:38902

約数の個数: 48

約数和(自身を含む): 4490508960

約数和(自身を除く): 2473860740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 380, 548, 685, 1370, 2603, 2740, 5206, 10412, 13015, 26030, 38737, 52060, 77474, 154948, 193685, 387370, 736003, 774740, 1472006, 2944012, 3680015, 5306969, 7360030, 10613938, 14720060, 21227876, 26534845, 53069690, 100832411, 106139380, 201664822, 403329644, 504162055, 1008324110, 2016648220]

約数ペア:

[(1, 2016648220), (2, 1008324110), (4, 504162055), (5, 403329644), (10, 201664822), (19, 106139380), (20, 100832411), (38, 53069690), (76, 26534845), (95, 21227876), (137, 14720060), (190, 10613938), (274, 7360030), (380, 5306969), (548, 3680015), (685, 2944012), (1370, 1472006), (2603, 774740), (2740, 736003), (5206, 387370), (10412, 193685), (13015, 154948), (26030, 77474), (38737, 52060)]