2011432240

素因数分解:

$2^4\times 5^1\times {\mathrm{25142903}}^1$

素因数の和:25142916

約数の個数: 20

約数和(自身を含む): 4676580144

約数和(自身を除く): 2665147904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25142903, 50285806, 100571612, 125714515, 201143224, 251429030, 402286448, 502858060, 1005716120, 2011432240]

約数ペア:

[(1, 2011432240), (2, 1005716120), (4, 502858060), (5, 402286448), (8, 251429030), (10, 201143224), (16, 125714515), (20, 100571612), (40, 50285806), (80, 25142903)]