49620820

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{7109}}^1$

素因数の和:7467

約数の個数: 24

約数和(自身を含む): 104517000

約数和(自身を除く): 54896180

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 7109, 14218, 28436, 35545, 71090, 142180, 2481041, 4962082, 9924164, 12405205, 24810410, 49620820]

約数ペア:

[(1, 49620820), (2, 24810410), (4, 12405205), (5, 9924164), (10, 4962082), (20, 2481041), (349, 142180), (698, 71090), (1396, 35545), (1745, 28436), (3490, 14218), (6980, 7109)]