1803669180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{639599}}^1$

素因数の和:639658

約数の個数: 48

約数和(自身を含む): 5157734400

約数和(自身を除く): 3354065220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 639599, 1279198, 1918797, 2558396, 3197995, 3837594, 6395990, 7675188, 9593985, 12791980, 19187970, 30061153, 38375940, 60122306, 90183459, 120244612, 150305765, 180366918, 300611530, 360733836, 450917295, 601223060, 901834590, 1803669180]

約数ペア:

[(1, 1803669180), (2, 901834590), (3, 601223060), (4, 450917295), (5, 360733836), (6, 300611530), (10, 180366918), (12, 150305765), (15, 120244612), (20, 90183459), (30, 60122306), (47, 38375940), (60, 30061153), (94, 19187970), (141, 12791980), (188, 9593985), (235, 7675188), (282, 6395990), (470, 3837594), (564, 3197995), (705, 2558396), (940, 1918797), (1410, 1279198), (2820, 639599)]