20132640560

素因数分解:

$2^4\times 5^1\times {\mathrm{8563}}^1\times {\mathrm{29389}}^1$

素因数の和:37965

約数の個数: 40

約数和(自身を含む): 46815448560

約数和(自身を除く): 26682808000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8563, 17126, 29389, 34252, 42815, 58778, 68504, 85630, 117556, 137008, 146945, 171260, 235112, 293890, 342520, 470224, 587780, 685040, 1175560, 2351120, 251658007, 503316014, 1006632028, 1258290035, 2013264056, 2516580070, 4026528112, 5033160140, 10066320280, 20132640560]

約数ペア:

[(1, 20132640560), (2, 10066320280), (4, 5033160140), (5, 4026528112), (8, 2516580070), (10, 2013264056), (16, 1258290035), (20, 1006632028), (40, 503316014), (80, 251658007), (8563, 2351120), (17126, 1175560), (29389, 685040), (34252, 587780), (42815, 470224), (58778, 342520), (68504, 293890), (85630, 235112), (117556, 171260), (137008, 146945)]