7720980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{128683}}^1$

素因数の和:128695

約数の個数: 24

約数和(自身を含む): 21618912

約数和(自身を除く): 13897932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 128683, 257366, 386049, 514732, 643415, 772098, 1286830, 1544196, 1930245, 2573660, 3860490, 7720980]

約数ペア:

[(1, 7720980), (2, 3860490), (3, 2573660), (4, 1930245), (5, 1544196), (6, 1286830), (10, 772098), (12, 643415), (15, 514732), (20, 386049), (30, 257366), (60, 128683)]