2016545780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{54413}}^1$

素因数の和:54548

約数の個数: 48

約数和(自身を含む): 4525068240

約数和(自身を除く): 2508522460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 1090, 1853, 2180, 3706, 7412, 9265, 18530, 37060, 54413, 108826, 217652, 272065, 544130, 925021, 1088260, 1850042, 3700084, 4625105, 5931017, 9250210, 11862034, 18500420, 23724068, 29655085, 59310170, 100827289, 118620340, 201654578, 403309156, 504136445, 1008272890, 2016545780]

約数ペア:

[(1, 2016545780), (2, 1008272890), (4, 504136445), (5, 403309156), (10, 201654578), (17, 118620340), (20, 100827289), (34, 59310170), (68, 29655085), (85, 23724068), (109, 18500420), (170, 11862034), (218, 9250210), (340, 5931017), (436, 4625105), (545, 3700084), (1090, 1850042), (1853, 1088260), (2180, 925021), (3706, 544130), (7412, 272065), (9265, 217652), (18530, 108826), (37060, 54413)]