51036980

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{2339}}^1$

素因数の和:3439

約数の個数: 24

約数和(自身を含む): 107321760

約数和(自身を除く): 56284780

約数列:

[1, 2, 4, 5, 10, 20, 1091, 2182, 2339, 4364, 4678, 5455, 9356, 10910, 11695, 21820, 23390, 46780, 2551849, 5103698, 10207396, 12759245, 25518490, 51036980]

約数ペア:

[(1, 51036980), (2, 25518490), (4, 12759245), (5, 10207396), (10, 5103698), (20, 2551849), (1091, 46780), (2182, 23390), (2339, 21820), (4364, 11695), (4678, 10910), (5455, 9356)]