202118080

素因数分解:

$2^6\times 5^1\times {\mathrm{631619}}^1$

素因数の和:631636

約数の個数: 28

約数和(自身を含む): 481294440

約数和(自身を除く): 279176360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 631619, 1263238, 2526476, 3158095, 5052952, 6316190, 10105904, 12632380, 20211808, 25264760, 40423616, 50529520, 101059040, 202118080]

約数ペア:

[(1, 202118080), (2, 101059040), (4, 50529520), (5, 40423616), (8, 25264760), (10, 20211808), (16, 12632380), (20, 10105904), (32, 6316190), (40, 5052952), (64, 3158095), (80, 2526476), (160, 1263238), (320, 631619)]