4638540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{797}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 13138272

約数和(自身を除く): 8499732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 797, 970, 1164, 1455, 1594, 1940, 2391, 2910, 3188, 3985, 4782, 5820, 7970, 9564, 11955, 15940, 23910, 47820, 77309, 154618, 231927, 309236, 386545, 463854, 773090, 927708, 1159635, 1546180, 2319270, 4638540]

約数ペア:

[(1, 4638540), (2, 2319270), (3, 1546180), (4, 1159635), (5, 927708), (6, 773090), (10, 463854), (12, 386545), (15, 309236), (20, 231927), (30, 154618), (60, 77309), (97, 47820), (194, 23910), (291, 15940), (388, 11955), (485, 9564), (582, 7970), (797, 5820), (970, 4782), (1164, 3985), (1455, 3188), (1594, 2910), (1940, 2391)]