25988140

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{4691}}^1$

素因数の和:4977

約数の個数: 24

約数和(自身を含む): 54783792

約数和(自身を除く): 28795652

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 4691, 5540, 9382, 18764, 23455, 46910, 93820, 1299407, 2598814, 5197628, 6497035, 12994070, 25988140]

約数ペア:

[(1, 25988140), (2, 12994070), (4, 6497035), (5, 5197628), (10, 2598814), (20, 1299407), (277, 93820), (554, 46910), (1108, 23455), (1385, 18764), (2770, 9382), (4691, 5540)]