28479770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23537}}^1$

素因数の和:23566

約数の個数: 24

約数和(自身を含む): 56349972

約数和(自身を除く): 27870202

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 23537, 47074, 117685, 235370, 258907, 517814, 1294535, 2589070, 2847977, 5695954, 14239885, 28479770]

約数ペア:

[(1, 28479770), (2, 14239885), (5, 5695954), (10, 2847977), (11, 2589070), (22, 1294535), (55, 517814), (110, 258907), (121, 235370), (242, 117685), (605, 47074), (1210, 23537)]