56411980

素因数分解:

$2^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{2887}}^1$

素因数の和:3873

約数の個数: 24

約数和(自身を含む): 118627488

約数和(自身を除く): 62215508

約数列:

[1, 2, 4, 5, 10, 20, 977, 1954, 2887, 3908, 4885, 5774, 9770, 11548, 14435, 19540, 28870, 57740, 2820599, 5641198, 11282396, 14102995, 28205990, 56411980]

約数ペア:

[(1, 56411980), (2, 28205990), (4, 14102995), (5, 11282396), (10, 5641198), (20, 2820599), (977, 57740), (1954, 28870), (2887, 19540), (3908, 14435), (4885, 11548), (5774, 9770)]