42940160

素因数分解:

$2^8\times 5^1\times {\mathrm{33547}}^1$

素因数の和:33568

約数の個数: 36

約数和(自身を含む): 102858168

約数和(自身を除く): 59918008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 33547, 67094, 134188, 167735, 268376, 335470, 536752, 670940, 1073504, 1341880, 2147008, 2683760, 4294016, 5367520, 8588032, 10735040, 21470080, 42940160]

約数ペア:

[(1, 42940160), (2, 21470080), (4, 10735040), (5, 8588032), (8, 5367520), (10, 4294016), (16, 2683760), (20, 2147008), (32, 1341880), (40, 1073504), (64, 670940), (80, 536752), (128, 335470), (160, 268376), (256, 167735), (320, 134188), (640, 67094), (1280, 33547)]