1380494764180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9860676887}}^1$

素因数の和:9860676903

約数の個数: 24

約数和(自身を含む): 3313187434368

約数和(自身を除く): 1932692670188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9860676887, 19721353774, 39442707548, 49303384435, 69024738209, 98606768870, 138049476418, 197213537740, 276098952836, 345123691045, 690247382090, 1380494764180]

約数ペア:

[(1, 1380494764180), (2, 690247382090), (4, 345123691045), (5, 276098952836), (7, 197213537740), (10, 138049476418), (14, 98606768870), (20, 69024738209), (28, 49303384435), (35, 39442707548), (70, 19721353774), (140, 9860676887)]