2012166380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1021}}^1\times {\mathrm{2011}}^1$

素因数の和:3055

約数の個数: 72

約数和(自身を含む): 4922696016

約数和(自身を除く): 2910529636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1021, 2011, 2042, 4022, 4084, 5105, 7147, 8044, 10055, 10210, 14077, 14294, 20110, 20420, 28154, 28588, 35735, 40220, 50029, 56308, 70385, 71470, 98539, 100058, 140770, 142940, 197078, 200116, 250145, 281540, 394156, 492695, 500290, 985390, 1000580, 1970780, 2053231, 4106462, 8212924, 10266155, 14372617, 20532310, 28745234, 41064620, 57490468, 71863085, 100608319, 143726170, 201216638, 287452340, 402433276, 503041595, 1006083190, 2012166380]

約数ペア:

[(1, 2012166380), (2, 1006083190), (4, 503041595), (5, 402433276), (7, 287452340), (10, 201216638), (14, 143726170), (20, 100608319), (28, 71863085), (35, 57490468), (49, 41064620), (70, 28745234), (98, 20532310), (140, 14372617), (196, 10266155), (245, 8212924), (490, 4106462), (980, 2053231), (1021, 1970780), (2011, 1000580), (2042, 985390), (4022, 500290), (4084, 492695), (5105, 394156), (7147, 281540), (8044, 250145), (10055, 200116), (10210, 197078), (14077, 142940), (14294, 140770), (20110, 100058), (20420, 98539), (28154, 71470), (28588, 70385), (35735, 56308), (40220, 50029)]