5217156680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1837027}}^1$

素因数の和:1837109

約数の個数: 32

約数和(自身を含む): 11903941440

約数和(自身を除く): 6686784760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 1837027, 3674054, 7348108, 9185135, 14696216, 18370270, 36740540, 73481080, 130428917, 260857834, 521715668, 652144585, 1043431336, 1304289170, 2608578340, 5217156680]

約数ペア:

[(1, 5217156680), (2, 2608578340), (4, 1304289170), (5, 1043431336), (8, 652144585), (10, 521715668), (20, 260857834), (40, 130428917), (71, 73481080), (142, 36740540), (284, 18370270), (355, 14696216), (568, 9185135), (710, 7348108), (1420, 3674054), (2840, 1837027)]