20167530640

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3762599}}^1$

素因数の和:3762679

約数の個数: 40

約数和(自身を含む): 47589364800

約数和(自身を除く): 27421834160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 3762599, 7525198, 15050396, 18812995, 30100792, 37625990, 60201584, 75251980, 150503960, 252094133, 301007920, 504188266, 1008376532, 1260470665, 2016753064, 2520941330, 4033506128, 5041882660, 10083765320, 20167530640]

約数ペア:

[(1, 20167530640), (2, 10083765320), (4, 5041882660), (5, 4033506128), (8, 2520941330), (10, 2016753064), (16, 1260470665), (20, 1008376532), (40, 504188266), (67, 301007920), (80, 252094133), (134, 150503960), (268, 75251980), (335, 60201584), (536, 37625990), (670, 30100792), (1072, 18812995), (1340, 15050396), (2680, 7525198), (5360, 3762599)]