4390900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2311}}^1$

素因数の和:2344

約数の個数: 36

約数和(自身を含む): 10034080

約数和(自身を除く): 5643180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 2311, 4622, 9244, 11555, 23110, 43909, 46220, 57775, 87818, 115550, 175636, 219545, 231100, 439090, 878180, 1097725, 2195450, 4390900]

約数ペア:

[(1, 4390900), (2, 2195450), (4, 1097725), (5, 878180), (10, 439090), (19, 231100), (20, 219545), (25, 175636), (38, 115550), (50, 87818), (76, 57775), (95, 46220), (100, 43909), (190, 23110), (380, 11555), (475, 9244), (950, 4622), (1900, 2311)]