14722820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1021}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 35712768

約数和(自身を除く): 20989948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1021, 1030, 1442, 2042, 2060, 2884, 3605, 4084, 5105, 7147, 7210, 10210, 14294, 14420, 20420, 28588, 35735, 71470, 105163, 142940, 210326, 420652, 525815, 736141, 1051630, 1472282, 2103260, 2944564, 3680705, 7361410, 14722820]

約数ペア:

[(1, 14722820), (2, 7361410), (4, 3680705), (5, 2944564), (7, 2103260), (10, 1472282), (14, 1051630), (20, 736141), (28, 525815), (35, 420652), (70, 210326), (103, 142940), (140, 105163), (206, 71470), (412, 35735), (515, 28588), (721, 20420), (1021, 14420), (1030, 14294), (1442, 10210), (2042, 7210), (2060, 7147), (2884, 5105), (3605, 4084)]