20127253010

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49090861}}^1$

素因数の和:49090909

約数の個数: 16

約数和(自身を含む): 37112691672

約数和(自身を除く): 16985438662

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 49090861, 98181722, 245454305, 490908610, 2012725301, 4025450602, 10063626505, 20127253010]

約数ペア:

[(1, 20127253010), (2, 10063626505), (5, 4025450602), (10, 2012725301), (41, 490908610), (82, 245454305), (205, 98181722), (410, 49090861)]