121998740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1117}}^1$

素因数の和:1296

約数の個数: 48

約数和(自身を含む): 264456192

約数和(自身を除く): 142457452

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 127, 172, 215, 254, 430, 508, 635, 860, 1117, 1270, 2234, 2540, 4468, 5461, 5585, 10922, 11170, 21844, 22340, 27305, 48031, 54610, 96062, 109220, 141859, 192124, 240155, 283718, 480310, 567436, 709295, 960620, 1418590, 2837180, 6099937, 12199874, 24399748, 30499685, 60999370, 121998740]

約数ペア:

[(1, 121998740), (2, 60999370), (4, 30499685), (5, 24399748), (10, 12199874), (20, 6099937), (43, 2837180), (86, 1418590), (127, 960620), (172, 709295), (215, 567436), (254, 480310), (430, 283718), (508, 240155), (635, 192124), (860, 141859), (1117, 109220), (1270, 96062), (2234, 54610), (2540, 48031), (4468, 27305), (5461, 22340), (5585, 21844), (10922, 11170)]