28206740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3607}}^1$

素因数の和:3656

約数の個数: 48

約数和(自身を含む): 65463552

約数和(自身を除く): 37256812

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3607, 3910, 7214, 7820, 14428, 18035, 36070, 61319, 72140, 82961, 122638, 165922, 245276, 306595, 331844, 414805, 613190, 829610, 1226380, 1410337, 1659220, 2820674, 5641348, 7051685, 14103370, 28206740]

約数ペア:

[(1, 28206740), (2, 14103370), (4, 7051685), (5, 5641348), (10, 2820674), (17, 1659220), (20, 1410337), (23, 1226380), (34, 829610), (46, 613190), (68, 414805), (85, 331844), (92, 306595), (115, 245276), (170, 165922), (230, 122638), (340, 82961), (391, 72140), (460, 61319), (782, 36070), (1564, 18035), (1955, 14428), (3607, 7820), (3910, 7214)]