2005363760

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{353057}}^1$

素因数の和:353141

約数の個数: 40

約数和(自身を含む): 4728152736

約数和(自身を除く): 2722788976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 353057, 706114, 1412228, 1765285, 2824456, 3530570, 5648912, 7061140, 14122280, 25067047, 28244560, 50134094, 100268188, 125335235, 200536376, 250670470, 401072752, 501340940, 1002681880, 2005363760]

約数ペア:

[(1, 2005363760), (2, 1002681880), (4, 501340940), (5, 401072752), (8, 250670470), (10, 200536376), (16, 125335235), (20, 100268188), (40, 50134094), (71, 28244560), (80, 25067047), (142, 14122280), (284, 7061140), (355, 5648912), (568, 3530570), (710, 2824456), (1136, 1765285), (1420, 1412228), (2840, 706114), (5680, 353057)]