1838320820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{222557}}^1$

素因数の和:222632

約数の個数: 48

約数和(自身を含む): 4486769280

約数和(自身を除く): 2648448460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 4130, 8260, 222557, 445114, 890228, 1112785, 1557899, 2225570, 3115798, 4451140, 6231596, 7789495, 13130863, 15578990, 26261726, 31157980, 52523452, 65654315, 91916041, 131308630, 183832082, 262617260, 367664164, 459580205, 919160410, 1838320820]

約数ペア:

[(1, 1838320820), (2, 919160410), (4, 459580205), (5, 367664164), (7, 262617260), (10, 183832082), (14, 131308630), (20, 91916041), (28, 65654315), (35, 52523452), (59, 31157980), (70, 26261726), (118, 15578990), (140, 13130863), (236, 7789495), (295, 6231596), (413, 4451140), (590, 3115798), (826, 2225570), (1180, 1557899), (1652, 1112785), (2065, 890228), (4130, 445114), (8260, 222557)]