2796280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1319}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 6415200

約数和(自身を除く): 3618920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1319, 2120, 2638, 5276, 6595, 10552, 13190, 26380, 52760, 69907, 139814, 279628, 349535, 559256, 699070, 1398140, 2796280]

約数ペア:

[(1, 2796280), (2, 1398140), (4, 699070), (5, 559256), (8, 349535), (10, 279628), (20, 139814), (40, 69907), (53, 52760), (106, 26380), (212, 13190), (265, 10552), (424, 6595), (530, 5276), (1060, 2638), (1319, 2120)]