2680645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 32

約数和(自身を含む): 3856896

約数和(自身を除く): 1176251

約数列:

[1, 5, 11, 17, 47, 55, 61, 85, 187, 235, 305, 517, 671, 799, 935, 1037, 2585, 2867, 3355, 3995, 5185, 8789, 11407, 14335, 31537, 43945, 48739, 57035, 157685, 243695, 536129, 2680645]

約数ペア:

[(1, 2680645), (5, 536129), (11, 243695), (17, 157685), (47, 57035), (55, 48739), (61, 43945), (85, 31537), (187, 14335), (235, 11407), (305, 8789), (517, 5185), (671, 3995), (799, 3355), (935, 2867), (1037, 2585)]