30255080

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5521}}^1$

素因数の和:5669

約数の個数: 32

約数和(自身を含む): 68583240

約数和(自身を除く): 38328160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 5521, 11042, 22084, 27605, 44168, 55210, 110420, 220840, 756377, 1512754, 3025508, 3781885, 6051016, 7563770, 15127540, 30255080]

約数ペア:

[(1, 30255080), (2, 15127540), (4, 7563770), (5, 6051016), (8, 3781885), (10, 3025508), (20, 1512754), (40, 756377), (137, 220840), (274, 110420), (548, 55210), (685, 44168), (1096, 27605), (1370, 22084), (2740, 11042), (5480, 5521)]