28384100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{14939}}^1$

素因数の和:14972

約数の個数: 36

約数和(自身を含む): 64839600

約数和(自身を除く): 36455500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 14939, 29878, 59756, 74695, 149390, 283841, 298780, 373475, 567682, 746950, 1135364, 1419205, 1493900, 2838410, 5676820, 7096025, 14192050, 28384100]

約数ペア:

[(1, 28384100), (2, 14192050), (4, 7096025), (5, 5676820), (10, 2838410), (19, 1493900), (20, 1419205), (25, 1135364), (38, 746950), (50, 567682), (76, 373475), (95, 298780), (100, 283841), (190, 149390), (380, 74695), (475, 59756), (950, 29878), (1900, 14939)]