20284510

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{751}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 38063232

約数和(自身を除く): 17778722

約数列:

[1, 2, 5, 10, 37, 73, 74, 146, 185, 365, 370, 730, 751, 1502, 2701, 3755, 5402, 7510, 13505, 27010, 27787, 54823, 55574, 109646, 138935, 274115, 277870, 548230, 2028451, 4056902, 10142255, 20284510]

約数ペア:

[(1, 20284510), (2, 10142255), (5, 4056902), (10, 2028451), (37, 548230), (73, 277870), (74, 274115), (146, 138935), (185, 109646), (365, 55574), (370, 54823), (730, 27787), (751, 27010), (1502, 13505), (2701, 7510), (3755, 5402)]