20350100

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1033}}^1$

素因数の和:1244

約数の個数: 36

約数和(自身を含む): 44426844

約数和(自身を除く): 24076744

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1033, 1970, 2066, 3940, 4132, 4925, 5165, 9850, 10330, 19700, 20660, 25825, 51650, 103300, 203501, 407002, 814004, 1017505, 2035010, 4070020, 5087525, 10175050, 20350100]

約数ペア:

[(1, 20350100), (2, 10175050), (4, 5087525), (5, 4070020), (10, 2035010), (20, 1017505), (25, 814004), (50, 407002), (100, 203501), (197, 103300), (394, 51650), (788, 25825), (985, 20660), (1033, 19700), (1970, 10330), (2066, 9850), (3940, 5165), (4132, 4925)]