12644560

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{883}}^1$

素因数の和:1075

約数の個数: 40

約数和(自身を含む): 29596320

約数和(自身を除く): 16951760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 883, 895, 1432, 1766, 1790, 2864, 3532, 3580, 4415, 7064, 7160, 8830, 14128, 14320, 17660, 35320, 70640, 158057, 316114, 632228, 790285, 1264456, 1580570, 2528912, 3161140, 6322280, 12644560]

約数ペア:

[(1, 12644560), (2, 6322280), (4, 3161140), (5, 2528912), (8, 1580570), (10, 1264456), (16, 790285), (20, 632228), (40, 316114), (80, 158057), (179, 70640), (358, 35320), (716, 17660), (883, 14320), (895, 14128), (1432, 8830), (1766, 7160), (1790, 7064), (2864, 4415), (3532, 3580)]