2545444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 5334336

約数和(自身を除く): 2788892

約数列:

[1, 2, 4, 11, 17, 22, 34, 41, 44, 68, 82, 83, 164, 166, 187, 332, 374, 451, 697, 748, 902, 913, 1394, 1411, 1804, 1826, 2788, 2822, 3403, 3652, 5644, 6806, 7667, 13612, 15334, 15521, 30668, 31042, 37433, 57851, 62084, 74866, 115702, 149732, 231404, 636361, 1272722, 2545444]

約数ペア:

[(1, 2545444), (2, 1272722), (4, 636361), (11, 231404), (17, 149732), (22, 115702), (34, 74866), (41, 62084), (44, 57851), (68, 37433), (82, 31042), (83, 30668), (164, 15521), (166, 15334), (187, 13612), (332, 7667), (374, 6806), (451, 5644), (697, 3652), (748, 3403), (902, 2822), (913, 2788), (1394, 1826), (1411, 1804)]