30681660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{511361}}^1$

素因数の和:511373

約数の個数: 24

約数和(自身を含む): 85908816

約数和(自身を除く): 55227156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 511361, 1022722, 1534083, 2045444, 2556805, 3068166, 5113610, 6136332, 7670415, 10227220, 15340830, 30681660]

約数ペア:

[(1, 30681660), (2, 15340830), (3, 10227220), (4, 7670415), (5, 6136332), (6, 5113610), (10, 3068166), (12, 2556805), (15, 2045444), (20, 1534083), (30, 1022722), (60, 511361)]