54195980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1123}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 120852480

約数和(自身を除く): 66656500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 380, 508, 635, 1123, 1270, 2246, 2413, 2540, 4492, 4826, 5615, 9652, 11230, 12065, 21337, 22460, 24130, 42674, 48260, 85348, 106685, 142621, 213370, 285242, 426740, 570484, 713105, 1426210, 2709799, 2852420, 5419598, 10839196, 13548995, 27097990, 54195980]

約数ペア:

[(1, 54195980), (2, 27097990), (4, 13548995), (5, 10839196), (10, 5419598), (19, 2852420), (20, 2709799), (38, 1426210), (76, 713105), (95, 570484), (127, 426740), (190, 285242), (254, 213370), (380, 142621), (508, 106685), (635, 85348), (1123, 48260), (1270, 42674), (2246, 24130), (2413, 22460), (2540, 21337), (4492, 12065), (4826, 11230), (5615, 9652)]