1971350

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:544

約数の個数: 24

約数和(自身を含む): 3716280

約数和(自身を除く): 1744930

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 443, 445, 886, 890, 2215, 2225, 4430, 4450, 11075, 22150, 39427, 78854, 197135, 394270, 985675, 1971350]

約数ペア:

[(1, 1971350), (2, 985675), (5, 394270), (10, 197135), (25, 78854), (50, 39427), (89, 22150), (178, 11075), (443, 4450), (445, 4430), (886, 2225), (890, 2215)]