2581769.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{130547}}^1$

素因数の和:130563

約数の個数: 24

約数和(自身を含む): 43864128

約数和(自身を除く): 25587548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 130547, 261094, 522188, 652735, 913829, 1305470, 1827658, 2610940, 3655316, 4569145, 9138290, 18276580]

約数ペア:

[(1, 18276580), (2, 9138290), (4, 4569145), (5, 3655316), (7, 2610940), (10, 1827658), (14, 1305470), (20, 913829), (28, 652735), (35, 522188), (70, 261094), (140, 130547)]