12763780

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1031}}^1$

素因数の和:1659

約数の個数: 24

約数和(自身を含む): 26873280

約数和(自身を除く): 14109500

約数列:

[1, 2, 4, 5, 10, 20, 619, 1031, 1238, 2062, 2476, 3095, 4124, 5155, 6190, 10310, 12380, 20620, 638189, 1276378, 2552756, 3190945, 6381890, 12763780]

約数ペア:

[(1, 12763780), (2, 6381890), (4, 3190945), (5, 2552756), (10, 1276378), (20, 638189), (619, 20620), (1031, 12380), (1238, 10310), (2062, 6190), (2476, 5155), (3095, 4124)]