22007680

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 53207280

約数和(自身を除く): 31199600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 251, 274, 320, 502, 548, 640, 685, 1004, 1096, 1255, 1370, 2008, 2192, 2510, 2740, 4016, 4384, 5020, 5480, 8032, 8768, 10040, 10960, 16064, 17536, 20080, 21920, 32128, 34387, 40160, 43840, 68774, 80320, 87680, 137548, 160640, 171935, 275096, 343870, 550192, 687740, 1100384, 1375480, 2200768, 2750960, 4401536, 5501920, 11003840, 22007680]

約数ペア:

[(1, 22007680), (2, 11003840), (4, 5501920), (5, 4401536), (8, 2750960), (10, 2200768), (16, 1375480), (20, 1100384), (32, 687740), (40, 550192), (64, 343870), (80, 275096), (128, 171935), (137, 160640), (160, 137548), (251, 87680), (274, 80320), (320, 68774), (502, 43840), (548, 40160), (640, 34387), (685, 32128), (1004, 21920), (1096, 20080), (1255, 17536), (1370, 16064), (2008, 10960), (2192, 10040), (2510, 8768), (2740, 8032), (4016, 5480), (4384, 5020)]