201635420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1440253}}^1$

素因数の和:1440269

約数の個数: 24

約数和(自身を含む): 483925344

約数和(自身を除く): 282289924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1440253, 2880506, 5761012, 7201265, 10081771, 14402530, 20163542, 28805060, 40327084, 50408855, 100817710, 201635420]

約数ペア:

[(1, 201635420), (2, 100817710), (4, 50408855), (5, 40327084), (7, 28805060), (10, 20163542), (14, 14402530), (20, 10081771), (28, 7201265), (35, 5761012), (70, 2880506), (140, 1440253)]