13784120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2591}}^1$

素因数の和:2628

約数の個数: 64

約数和(自身を含む): 37324800

約数和(自身を除く): 23540680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2591, 2660, 5182, 5320, 10364, 12955, 18137, 20728, 25910, 36274, 49229, 51820, 72548, 90685, 98458, 103640, 145096, 181370, 196916, 246145, 344603, 362740, 393832, 492290, 689206, 725480, 984580, 1378412, 1723015, 1969160, 2756824, 3446030, 6892060, 13784120]

約数ペア:

[(1, 13784120), (2, 6892060), (4, 3446030), (5, 2756824), (7, 1969160), (8, 1723015), (10, 1378412), (14, 984580), (19, 725480), (20, 689206), (28, 492290), (35, 393832), (38, 362740), (40, 344603), (56, 246145), (70, 196916), (76, 181370), (95, 145096), (133, 103640), (140, 98458), (152, 90685), (190, 72548), (266, 51820), (280, 49229), (380, 36274), (532, 25910), (665, 20728), (760, 18137), (1064, 12955), (1330, 10364), (2591, 5320), (2660, 5182)]