25203940

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{2207}}^1$

素因数の和:2787

約数の個数: 24

約数和(自身を含む): 53044992

約数和(自身を除く): 27841052

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2207, 2284, 2855, 4414, 5710, 8828, 11035, 11420, 22070, 44140, 1260197, 2520394, 5040788, 6300985, 12601970, 25203940]

約数ペア:

[(1, 25203940), (2, 12601970), (4, 6300985), (5, 5040788), (10, 2520394), (20, 1260197), (571, 44140), (1142, 22070), (2207, 11420), (2284, 11035), (2855, 8828), (4414, 5710)]