221942080

素因数分解:

$2^6\times 5^1\times {\mathrm{693569}}^1$

素因数の和:693586

約数の個数: 28

約数和(自身を含む): 528500340

約数和(自身を除く): 306558260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 693569, 1387138, 2774276, 3467845, 5548552, 6935690, 11097104, 13871380, 22194208, 27742760, 44388416, 55485520, 110971040, 221942080]

約数ペア:

[(1, 221942080), (2, 110971040), (4, 55485520), (5, 44388416), (8, 27742760), (10, 22194208), (16, 13871380), (20, 11097104), (32, 6935690), (40, 5548552), (64, 3467845), (80, 2774276), (160, 1387138), (320, 693569)]