2820585280

素因数分解:

$2^6\times 5^1\times {\mathrm{257}}^1\times {\mathrm{34297}}^1$

素因数の和:34571

約数の個数: 56

約数和(自身を含む): 6742849608

約数和(自身を除く): 3922264328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 257, 320, 514, 1028, 1285, 2056, 2570, 4112, 5140, 8224, 10280, 16448, 20560, 34297, 41120, 68594, 82240, 137188, 171485, 274376, 342970, 548752, 685940, 1097504, 1371880, 2195008, 2743760, 5487520, 8814329, 10975040, 17628658, 35257316, 44071645, 70514632, 88143290, 141029264, 176286580, 282058528, 352573160, 564117056, 705146320, 1410292640, 2820585280]

約数ペア:

[(1, 2820585280), (2, 1410292640), (4, 705146320), (5, 564117056), (8, 352573160), (10, 282058528), (16, 176286580), (20, 141029264), (32, 88143290), (40, 70514632), (64, 44071645), (80, 35257316), (160, 17628658), (257, 10975040), (320, 8814329), (514, 5487520), (1028, 2743760), (1285, 2195008), (2056, 1371880), (2570, 1097504), (4112, 685940), (5140, 548752), (8224, 342970), (10280, 274376), (16448, 171485), (20560, 137188), (34297, 82240), (41120, 68594)]