6430780

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2347}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 13609008

約数和(自身を除く): 7178228

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2347, 2740, 4694, 9388, 11735, 23470, 46940, 321539, 643078, 1286156, 1607695, 3215390, 6430780]

約数ペア:

[(1, 6430780), (2, 3215390), (4, 1607695), (5, 1286156), (10, 643078), (20, 321539), (137, 46940), (274, 23470), (548, 11735), (685, 9388), (1370, 4694), (2347, 2740)]