2558940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{42649}}^1$

素因数の和:42661

約数の個数: 24

約数和(自身を含む): 7165200

約数和(自身を除く): 4606260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 42649, 85298, 127947, 170596, 213245, 255894, 426490, 511788, 639735, 852980, 1279470, 2558940]

約数ペア:

[(1, 2558940), (2, 1279470), (3, 852980), (4, 639735), (5, 511788), (6, 426490), (10, 255894), (12, 213245), (15, 170596), (20, 127947), (30, 85298), (60, 42649)]