149026220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1064473}}^1$

素因数の和:1064489

約数の個数: 24

約数和(自身を含む): 357663264

約数和(自身を除く): 208637044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1064473, 2128946, 4257892, 5322365, 7451311, 10644730, 14902622, 21289460, 29805244, 37256555, 74513110, 149026220]

約数ペア:

[(1, 149026220), (2, 74513110), (4, 37256555), (5, 29805244), (7, 21289460), (10, 14902622), (14, 10644730), (20, 7451311), (28, 5322365), (35, 4257892), (70, 2128946), (140, 1064473)]