2019714520

素因数分解:

$2^3\times 5^1\times {\mathrm{13577}}^1\times {\mathrm{3719}}^1$

素因数の和:17307

約数の個数: 32

約数和(自身を含む): 4545914400

約数和(自身を除く): 2526199880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3719, 7438, 13577, 14876, 18595, 27154, 29752, 37190, 54308, 67885, 74380, 108616, 135770, 148760, 271540, 543080, 50492863, 100985726, 201971452, 252464315, 403942904, 504928630, 1009857260, 2019714520]

約数ペア:

[(1, 2019714520), (2, 1009857260), (4, 504928630), (5, 403942904), (8, 252464315), (10, 201971452), (20, 100985726), (40, 50492863), (3719, 543080), (7438, 271540), (13577, 148760), (14876, 135770), (18595, 108616), (27154, 74380), (29752, 67885), (37190, 54308)]