20162051980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3673}}^1\times {\mathrm{39209}}^1$

素因数の和:42898

約数の個数: 48

約数和(自身を含む): 48403333440

約数和(自身を除く): 28241281460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3673, 7346, 14692, 18365, 25711, 36730, 39209, 51422, 73460, 78418, 102844, 128555, 156836, 196045, 257110, 274463, 392090, 514220, 548926, 784180, 1097852, 1372315, 2744630, 5489260, 144014657, 288029314, 576058628, 720073285, 1008102599, 1440146570, 2016205198, 2880293140, 4032410396, 5040512995, 10081025990, 20162051980]

約数ペア:

[(1, 20162051980), (2, 10081025990), (4, 5040512995), (5, 4032410396), (7, 2880293140), (10, 2016205198), (14, 1440146570), (20, 1008102599), (28, 720073285), (35, 576058628), (70, 288029314), (140, 144014657), (3673, 5489260), (7346, 2744630), (14692, 1372315), (18365, 1097852), (25711, 784180), (36730, 548926), (39209, 514220), (51422, 392090), (73460, 274463), (78418, 257110), (102844, 196045), (128555, 156836)]