42019180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{300137}}^1$

素因数の和:300153

約数の個数: 24

約数和(自身を含む): 100846368

約数和(自身を除く): 58827188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 300137, 600274, 1200548, 1500685, 2100959, 3001370, 4201918, 6002740, 8403836, 10504795, 21009590, 42019180]

約数ペア:

[(1, 42019180), (2, 21009590), (4, 10504795), (5, 8403836), (7, 6002740), (10, 4201918), (14, 3001370), (20, 2100959), (28, 1500685), (35, 1200548), (70, 600274), (140, 300137)]