2742280

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{383}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 6220800

約数和(自身を除く): 3478520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 383, 716, 766, 895, 1432, 1532, 1790, 1915, 3064, 3580, 3830, 7160, 7660, 15320, 68557, 137114, 274228, 342785, 548456, 685570, 1371140, 2742280]

約数ペア:

[(1, 2742280), (2, 1371140), (4, 685570), (5, 548456), (8, 342785), (10, 274228), (20, 137114), (40, 68557), (179, 15320), (358, 7660), (383, 7160), (716, 3830), (766, 3580), (895, 3064), (1432, 1915), (1532, 1790)]