13045520

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{911}}^1$

素因数の和:1103

約数の個数: 40

約数和(自身を含む): 30533760

約数和(自身を除く): 17488240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 911, 1432, 1790, 1822, 2864, 3580, 3644, 4555, 7160, 7288, 9110, 14320, 14576, 18220, 36440, 72880, 163069, 326138, 652276, 815345, 1304552, 1630690, 2609104, 3261380, 6522760, 13045520]

約数ペア:

[(1, 13045520), (2, 6522760), (4, 3261380), (5, 2609104), (8, 1630690), (10, 1304552), (16, 815345), (20, 652276), (40, 326138), (80, 163069), (179, 72880), (358, 36440), (716, 18220), (895, 14576), (911, 14320), (1432, 9110), (1790, 7288), (1822, 7160), (2864, 4555), (3580, 3644)]