28513540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{129607}}^1$

素因数の和:129627

約数の個数: 24

約数和(自身を含む): 65322432

約数和(自身を除く): 36808892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 129607, 259214, 518428, 648035, 1296070, 1425677, 2592140, 2851354, 5702708, 7128385, 14256770, 28513540]

約数ペア:

[(1, 28513540), (2, 14256770), (4, 7128385), (5, 5702708), (10, 2851354), (11, 2592140), (20, 1425677), (22, 1296070), (44, 648035), (55, 518428), (110, 259214), (220, 129607)]