20320056

素因数分解:

$2^3\times 3^2\times {\mathrm{367}}^1\times {\mathrm{769}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 55255200

約数和(自身を除く): 34935144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 367, 734, 769, 1101, 1468, 1538, 2202, 2307, 2936, 3076, 3303, 4404, 4614, 6152, 6606, 6921, 8808, 9228, 13212, 13842, 18456, 26424, 27684, 55368, 282223, 564446, 846669, 1128892, 1693338, 2257784, 2540007, 3386676, 5080014, 6773352, 10160028, 20320056]

約数ペア:

[(1, 20320056), (2, 10160028), (3, 6773352), (4, 5080014), (6, 3386676), (8, 2540007), (9, 2257784), (12, 1693338), (18, 1128892), (24, 846669), (36, 564446), (72, 282223), (367, 55368), (734, 27684), (769, 26424), (1101, 18456), (1468, 13842), (1538, 13212), (2202, 9228), (2307, 8808), (2936, 6921), (3076, 6606), (3303, 6152), (4404, 4614)]