20112372980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2011}}^1\times {\mathrm{71437}}^1$

素因数の和:73464

約数の個数: 48

約数和(自身を含む): 48294374016

約数和(自身を除く): 28182001036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2011, 4022, 8044, 10055, 14077, 20110, 28154, 40220, 56308, 70385, 71437, 140770, 142874, 281540, 285748, 357185, 500059, 714370, 1000118, 1428740, 2000236, 2500295, 5000590, 10001180, 143659807, 287319614, 574639228, 718299035, 1005618649, 1436598070, 2011237298, 2873196140, 4022474596, 5028093245, 10056186490, 20112372980]

約数ペア:

[(1, 20112372980), (2, 10056186490), (4, 5028093245), (5, 4022474596), (7, 2873196140), (10, 2011237298), (14, 1436598070), (20, 1005618649), (28, 718299035), (35, 574639228), (70, 287319614), (140, 143659807), (2011, 10001180), (4022, 5000590), (8044, 2500295), (10055, 2000236), (14077, 1428740), (20110, 1000118), (28154, 714370), (40220, 500059), (56308, 357185), (70385, 285748), (71437, 281540), (140770, 142874)]