20168777740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3037}}^1\times {\mathrm{14437}}^1$

素因数の和:17506

約数の個数: 48

約数和(自身を含む): 44213545152

約数和(自身を除く): 24044767412

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 3037, 6074, 12148, 14437, 15185, 28874, 30370, 57748, 60740, 69851, 72185, 139702, 144370, 279404, 288740, 332051, 349255, 664102, 698510, 1328204, 1397020, 1660255, 3320510, 6641020, 43845169, 87690338, 175380676, 219225845, 438451690, 876903380, 1008438887, 2016877774, 4033755548, 5042194435, 10084388870, 20168777740]

約数ペア:

[(1, 20168777740), (2, 10084388870), (4, 5042194435), (5, 4033755548), (10, 2016877774), (20, 1008438887), (23, 876903380), (46, 438451690), (92, 219225845), (115, 175380676), (230, 87690338), (460, 43845169), (3037, 6641020), (6074, 3320510), (12148, 1660255), (14437, 1397020), (15185, 1328204), (28874, 698510), (30370, 664102), (57748, 349255), (60740, 332051), (69851, 288740), (72185, 279404), (139702, 144370)]