2808585520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2700563}}^1$

素因数の和:2700589

約数の個数: 40

約数和(自身を含む): 7032268656

約数和(自身を除く): 4223683136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2700563, 5401126, 10802252, 13502815, 21604504, 27005630, 35107319, 43209008, 54011260, 70214638, 108022520, 140429276, 175536595, 216045040, 280858552, 351073190, 561717104, 702146380, 1404292760, 2808585520]

約数ペア:

[(1, 2808585520), (2, 1404292760), (4, 702146380), (5, 561717104), (8, 351073190), (10, 280858552), (13, 216045040), (16, 175536595), (20, 140429276), (26, 108022520), (40, 70214638), (52, 54011260), (65, 43209008), (80, 35107319), (104, 27005630), (130, 21604504), (208, 13502815), (260, 10802252), (520, 5401126), (1040, 2700563)]